| CITY | LOCATION | ST | WBAN | CALL | LATITUDE | LONGITUDE | DATE | PUB | TYPE | COOPXREF | SELECTION TYPE | ||||||
| SAINT JOHNSBURY | FAIRBANKS MUSEUM | VT | 54742 | 1V4 | 44 | 25 | 10 | N | -072 | 01 | 10 | W | 19980715 | NO | NWS | 437054 | SUCCESSOR |
| BUFFALO | BUFFALO | SD | 94037 | 2WX | 45 | 36 | 16 | N | -103 | 32 | 47 | W | 19980416 | NO | NWS | 397062 | SURROGATE |
| PT. PIEDRAS BLANCA | PT POEDRAS BLANCA | CA | 93226 | 87Q | 35 | 39 | 56 | N | -121 | 17 | 05 | W | 19970902 | NO | NWS | 045866 | SURROGATE |
| CHAMBERLAIN | CHAMBERLAIN MUNI AIRPORT | SD | 94943 | 9V9 | 43 | 46 | 00 | N | -099 | 19 | 06 | W | 19980205 | NO | NWS | 394516 | SURROGATE |
| KLAWOCK | AK | 25367 | 9Z1 | 500352 | SURROGATE | ||||||||||||
| APALACHICOLA | APALACHICOLA | FL | 12832 | AAF | 29 | 44 | 00 | N | -085 | 02 | 00 | W | 19980731 | NO | NWS | 080211 | SURROGATE |
| ALLENTOWN | LEHIGH VALLEY INTRNL AIRPT | PA | 14737 | ABE | 40 | 39 | 03 | N | -075 | 26 | 57 | W | 19951101 | YES | NWS | 360106 | SUCCESSOR |
| ABILENE | MUNICIPAL AIRPORT | TX | 13962 | ABI | 32 | 24 | 40 | N | -099 | 40 | 54 | W | 19960501 | YES | NWS | 410016 | SURROGATE |
| ALBUQUERQUE | INTL AIRPORT-KIRTLAND AFB | NM | 23050 | ABQ | 35 | 02 | 32 | N | -106 | 36 | 23 | W | 19960301 | YES | NWS | 290234 | SUCCESSOR |
| ABERDEEN | REGIONAL AIRPORT | SD | 14929 | ABR | 45 | 26 | 59 | N | -098 | 25 | 17 | W | 19941101 | YES | NWS | 390020 | SUCCESSOR |
| ALBANY | SW GEORGIA REGIONAL ARPT | GA | 13869 | ABY | 31 | 32 | 08 | N | -084 | 11 | 40 | W | 20010117 | NO | FAA | 090140 | SURROGATE |
| NANTUCKET | NANTUCKET MEMORIAL AIRPORT | MA | 14756 | ACK | 41 | 15 | 11 | N | -070 | 03 | 39 | W | 19970616 | NO | FAA | 195159 | SURROGATE |
| WACO | WACO REFGIONAL AIRPORT | TX | 13959 | ACT | 31 | 36 | 41 | N | -097 | 13 | 43 | W | 19930701 | YES | NWS | 419419 | SUCCESSOR |
| ATLANTIC CITY | AVIATION FACILITIES EXPER CNTR | NJ | 93730 | ACY | 39 | 27 | 27 | N | -074 | 27 | 24 | W | 19950901 | YES | NWS | 280311 | SUCCESSOR |
| KODIAK | KODIAK AIRPORT | AK | 25501 | ADQ | 57 | 45 | 00 | N | -152 | 29 | 30 | W | 19970101 | YES | NWS | 504988 | SURROGATE |
| ALEXANDRIA | INTERNATIONAL AIRPORT | LA | 93915 | AEX | 31 | 20 | 05 | N | -092 | 33 | 31 | W | 19990720 | NO | FAA | 160098 | SURROGATE |
| AUGUSTA | BUSH FIELD | GA | 03820 | AGS | 33 | 22 | 11 | N | -081 | 57 | 53 | W | 19940501 | YES | NWS | 090495 | SUCCESSOR |
| ATHENS | MUNICIPAL AIRPORT | GA | 13873 | AHN | 33 | 56 | 54 | N | -083 | 19 | 36 | W | 19960201 | YES | NWS | 090435 | SUCCESSOR |
| KING SALMON | KING SALMON AIRPORT | AK | 25503 | AKN | 58 | 41 | 01 | N | -156 | 39 | 14 | W | 19980601 | YES | NWS | 504766 | SURROGATE |
| AKRON | WASHINGTON COUNTY AIRPORT | CO | 24015 | AKO | 40 | 10 | 18 | N | -103 | 13 | 54 | W | 19960206 | NO | FAA | 050114 | SURROGATE |
| ALBANY | ALBANY INTERNATIONAL AIRPT | NY | 14735 | ALB | 42 | 44 | 53 | N | -073 | 48 | 12 | W | 19950801 | YES | NWS | 300042 | SUCCESSOR |
| ALICE | ALICE INTERNATIONAL ARPT | TX | 12932 | ALI | 27 | 44 | 27 | N | -098 | 01 | 38 | W | 20010110 | NO | FAA | 410144 | SURROGATE |
| WATERLOO | L.B. MUNICIPAL AIRPORT | IA | 94910 | ALO | 42 | 33 | 16 | N | -092 | 24 | 04 | W | 19960401 | YES | FAA | 138706 | SUCCESSOR |
| ALAMOSA | SAN LUIS VALLEY RGNL APT | CO | 23061 | ALS | 37 | 26 | 10 | N | -105 | 51 | 56 | W | 19920901 | YES | NWS | 050130 | SURROGATE |
| WALLA WALLA | WALLA WALLA REGIONAL ARPT | WA | 24160 | ALW | 46 | 05 | 41 | N | -118 | 17 | 13 | W | 19981023 | NO | FAA | 458928 | SURROGATE |
| AMARILLO | INTERNATIONAL AIRPORT | TX | 23047 | AMA | 35 | 13 | 10 | N | -101 | 42 | 20 | W | 19921101 | YES | NWS | 410211 | SUCCESSOR |
| ALMA | BACON COUNTY AIRPORT | GA | 13870 | AMG | 31 | 32 | 10 | N | -082 | 30 | 24 | W | 20001213 | NO | FAA | 090211 | SUCCESSOR |
| ANNISTON | METROPOLITAN AIRPORT | AL | 13871 | ANB | 33 | 35 | 17 | N | -085 | 51 | 29 | W | 19980617 | NO | FAA | 010272 | SURROGATE |
| ANCHORAGE | INTERNATIONAL AIRPORT | AK | 26451 | ANC | 61 | 10 | 30 | N | -149 | 59 | 36 | W | 19980601 | YES | NWS | 500280 | SURROGATE |
| ANDERSON | ANDERSON COUNTY AIRPORT | SC | 93846 | AND | 34 | 29 | 42 | N | -082 | 42 | 33 | W | 19981104 | NO | FAA | 380170 | SURROGATE |
| SAULT STE. MARIE | SAULT STE MARIE MUNI APT | MI | 14847 | ANJ | 46 | 28 | 00 | N | -084 | 22 | 00 | W | 19970101 | YES | NWS | 207366 | SUCCESSOR |
| ANNETTE | ANNETTE ISLAND AIRPORT | AK | 25308 | ANN | 55 | 02 | 36 | N | -131 | 34 | 12 | W | 19960901 | YES | NWS | 500352 | SURROGATE |
| ALTOONA | ALTOONA-BLAIR COUNTY AIRPT | PA | 14736 | AOO | 40 | 18 | 00 | N | -078 | 19 | 01 | W | 19990714 | NO | FAA | 360130 | SUCCESSOR |
| NAPA AP | CA | 93227 | APC | 046074 | SURROGATE | ||||||||||||
| NAPLES | FL | 086078 | SURROGATE | ||||||||||||||
| ALPENA | PHELPS COLLINS AIRPORT | MI | 94849 | APN | 45 | 04 | 18 | N | -083 | 34 | 52 | W | 19960401 | YES | NWS | 200164 | SUCCESSOR |
| WATERTOWN | INTERNATIONAL AIRPORT | NY | 94790 | ART | 43 | 59 | 32 | N | -076 | 01 | 18 | W | 20010124 | NO | FAA | 309005 | SUCCESSOR |
| ASTORIA | CLATSOP COUNTY AIRPORT | OR | 94224 | AST | 46 | 09 | 29 | N | -123 | 52 | 39 | W | 19930301 | YES | NWS | 350328 | SUCCESSOR |
| ASHLAND | KENNEDY MEMORIAL AIRPORT | WI | 94929 | ASX | 46 | 32 | 55 | N | -090 | 55 | 08 | W | 19981016 | NO | FAA | 470349 | SURROGATE |
| ATLANTA | HARTSFIELD ATLANTA INTL AP | GA | 13874 | ATL | 33 | 38 | 25 | N | -084 | 25 | 37 | W | 19950801 | YES | NWS | 090451 | SUCCESSOR |
| AUSTIN/CITY | CAMP MABRY ARMY NATL GRDB | TX | 13958 | ATT | 30 | 19 | N | -097 | 46 | W | 19950701 | YES | NWS | 410428 | SURROGATE | ||
| WATERTOWN | MUNICIPAL AIRPORT | SD | 14946 | ATY | 44 | 55 | 51 | N | -097 | 09 | 16 | W | 19960424 | NO | FAA | 398932 | SURROGATE |
| AUGUSTA | AUGUSTA STATE AIRPORT | ME | 14605 | AUG | 44 | 19 | 14 | N | -069 | 47 | 50 | W | 20010110 | NO | FAA | 170275 | SUCCESSOR |
| AUSTIN/BERGSTROM | AUSTIN-BERGSTROM INTL APT | TX | 13904 | AUS | 30 | 10 | 46 | N | -097 | 40 | 50 | W | 19971002 | YES | FAA | 410429 | SPECIAL |
| WAUSAU | WAUSAU DOWNTOWN AIRPORT | WI | 14897 | AUW | 44 | 55 | 43 | N | -089 | 37 | 36 | W | 20000914 | NO | FAA | 478968 | SUCCESSOR |
| ASHEVILLE | ASHEVILLE REGIONAL AIRPORT | NC | 03812 | AVL | 35 | 26 | 09 | N | -082 | 32 | 21 | W | 19960601 | YES | NWS | 310300 | SUCCESSOR |
| AVOCA | WILKES-BARRE SCRANTON APT | PA | 14777 | AVP | 41 | 20 | 20 | N | -075 | 43 | 36 | W | 19960401 | YES | NWS | 369705 | SUCCESSOR |
| ALEXANDRIA | MUNICIPAL AIRPORT | MN | 14910 | AXN | 45 | 52 | 59 | N | -095 | 23 | 35 | W | 19951214 | NO | FAA | 210112 | SURROGATE |
| KALAMAZOO | KALAMAZOO/BATTLE CREEK APT | MI | 94815 | AZO | 42 | 14 | 05 | N | -085 | 33 | 07 | W | 19980115 | NO | FAA | 204244 | SURROGATE |
| BROKEN BOW | BROKEN BOW MUNICIPAL ARPT | NE | 94946 | BBW | 41 | 26 | 12 | N | -099 | 38 | 20 | W | 19990729 | NO | FAA | 251200 | SURROGATE |
| HARTFORD | BRADLEY INTERNATIONAL AIRPORT | CT | 14740 | BDL | 41 | 56 | 17 | N | -072 | 40 | 57 | W | 19960401 | YES | NWS | 063456 | SUCCESSOR |
| BRIDGEPORT | SIKORSKY MEMORIAL AIRPORT | CT | 94702 | BDR | 41 | 10 | 30 | N | -073 | 08 | 44 | W | 19960501 | YES | NWS | 060806 | SUCCESSOR |
| BENTON HARBOR | BENTON HARBOR ROSS FIELD | MI | 94871 | BEH | 42 | 07 | 45 | N | -086 | 25 | 20 | W | 19960619 | NO | FAA | 200710 | SURROGATE |
| BETHEL | BETHEL AIRPORT | AK | 26615 | BET | 60 | 47 | 09 | N | -161 | 49 | 35 | W | 19981101 | YES | NWS | 500754 | SURROGATE |
| BRADFORD | BRADFORD REGIONAL AIRPORT | PA | 04751 | BFD | 41 | 48 | 11 | N | -078 | 38 | 25 | W | 19961202 | NO | FAA | 360865 | SURROGATE |
| SCOTTSBLUFF | SCOTTS BLUFF COUNTY AIRPORT | NE | 24028 | BFF | 41 | 52 | 27 | N | -103 | 35 | 43 | W | 19950601 | YES | NWS | 257665 | SUCCESSOR |
| BAKERSFIELD | KERN COUNTY AIR TERMINAL | CA | 23155 | BFL | 35 | 26 | 01 | N | -119 | 03 | 21 | W | 19960601 | YES | NWS | 040442 | SUCCESSOR |
| BINGHAMTON | BROOME COUNTY AIRPORT | NY | 04725 | BGM | 42 | 12 | 28 | N | -075 | 58 | 53 | W | 19951101 | YES | NWS | 300687 | SUCCESSOR |
| BANGOR | BANGOR INTERNATIONAL AIRPT | ME | 14606 | BGR | 44 | 48 | 27 | N | -068 | 49 | 27 | W | 19980401 | NO | FAA | 170355 | SURROGATE |
| BIRMINGHAM | INTERNATIONAL AIRPORT | AL | 13876 | BHM | 33 | 33 | 50 | N | -086 | 45 | 16 | W | 19980925 | YES | FAA | 010831 | SURROGATE |
| DELTA JUNCTION/FT GREELY | ALLEN ARMY AIR FIELD | AK | 26415 | BIG | 63 | 59 | 42 | N | -145 | 43 | 06 | W | 19971215 | YES | FAA | 500770 | SURROGATE |
| BISHOP | BISHOP AIRPORT | CA | 23157 | BIH | 37 | 22 | 23 | N | -118 | 21 | 46 | W | 19940501 | YES | NWS | 040822 | SUCCESSOR |
| BILLINGS | INTERNATIONAL AIRPORT | MT | 24033 | BIL | 45 | 48 | 29 | N | -108 | 32 | 35 | W | 19950501 | YES | NWS | 240807 | SUCCESSOR |
| BISMARCK | MUNICIPAL AIRPORT | ND | 24011 | BIS | 46 | 46 | 27 | N | -100 | 44 | 51 | W | 19960501 | YES | NWS | 320819 | SUCCESSOR |
| HOLLAND | HOLLAND TULIP CITY AIRPORT | MI | 04839 | BIV | 42 | 44 | 46 | N | -086 | 05 | 48 | W | 19960621 | NO | FAA | 203858 | SURROGATE |
| BECKLEY | RALEIGH COUNTY MEMORIAL AP | WV | 03872 | BKW | 37 | 47 | 42 | N | -081 | 07 | 29 | W | 19960201 | YES | NWS | 460582 | SUCCESSOR |
| BLUEFIELD | MERCER COUNTY AIRPORT | WV | 03859 | BLF | 37 | 17 | 45 | N | -081 | 12 | 28 | W | 20001108 | NO | FAA | 460921 | SUCCESSOR |
| BLYTHE | BLYTHE AIRPORT | CA | 23158 | BLH | 33 | 37 | 09 | N | -114 | 43 | 01 | W | 20000830 | NO | FAA | 040927 | SURROGATE |
| BELLINGHAM | INTERNATIONAL AIRPORT | WA | 24217 | BLI | 48 | 47 | 38 | N | -122 | 32 | 14 | W | 19980917 | NO | FAA | 450574 | SURROGATE |
| BLUE CANYON | BLUE CANYON AIRPORT | CA | 23225 | BLU | 39 | 17 | 30 | N | -120 | 42 | 30 | W | 19930201 | NO | NWS | 040897 | SURROGATE |
| NASHVILLE | METROPOLITAN AIRPORT | TN | 13897 | BNA | 36 | 07 | 08 | N | -086 | 41 | 21 | W | 19960601 | YES | NWS | 406402 | SUCCESSOR |
| BURNS | MUNICIPAL APT. | OR | 94185 | BNO | 43 | 35 | 32 | N | -118 | 57 | 14 | W | 19950701 | YES | NWS | 351175 | SUCCESSOR |
| BOISE | BOISE AIR TER. (GOWEN FLD.) | ID | 24131 | BOI | 43 | 33 | 54 | N | -116 | 13 | 12 | W | 19951201 | YES | NWS | 101022 | SURROGATE |
| BOSTON | GEN LOGAN INTERNATIONAL AP | MA | 14739 | BOS | 42 | 21 | 38 | N | -071 | 00 | 38 | W | 19960401 | YES | NWS | 190770 | SUCCESSOR |
| BIG PINEY | BIG PINEY-MARBLETON AIRPRT | WY | 24164 | BPI | 42 | 35 | 04 | N | -110 | 06 | 27 | W | 19980226 | NO | FAA | 480695 | SURROGATE |
| BEAUMONT/PORT ARTHUR | SOUTHEAST TX. REGIONAL APT | TX | 12917 | BPT | 29 | 57 | 02 | N | -094 | 01 | 14 | W | 19950701 | YES | NWS | 417174 | SUCCESSOR |
| BURLINGTON | BURLINGTON MUNICIPAL AIRPT | IA | 14931 | BRL | 40 | 47 | 00 | N | -091 | 07 | 31 | W | 19961121 | NO | FAA | 131060 | SURROGATE |
| BROWNSVILLE | BROWNSVILLE AIRPORT | TX | 12919 | BRO | 25 | 54 | 23 | N | -097 | 25 | 32 | W | 19940501 | YES | NWS | 411136 | SUCCESSOR |
| BARROW | POST ROGERS MEMORIAL AIRPT | AK | 27502 | BRW | 71 | 17 | 12 | N | -156 | 45 | 48 | W | 19980601 | YES | NWS | 500546 | SURROGATE |
| BUTTE | BERT MOONEY AIRPORT | MT | 24135 | BTM | 45 | 57 | 12 | N | -112 | 30 | 45 | W | 20001109 | NO | FAA | 241318 | SUCCESSOR |
| BATON ROUGE | RYAN AIRPORT | LA | 13970 | BTR | 30 | 32 | 14 | N | -091 | 08 | 49 | W | 19930501 | YES | NWS | 160549 | SUCCESSOR |
| BETTLES | BETTLES AIPORT | AK | 26533 | BTT | 66 | 54 | 58 | N | -151 | 30 | 32 | W | 19991119 | YES | FAA | 500761 | SURROGATE |
| BURLINGTON | INTERNATIONAL AIRPORT | VT | 14742 | BTV | 44 | 28 | 05 | N | -073 | 09 | 01 | W | 19960201 | YES | NWS | 431081 | SUCCESSOR |
| BUFFALO | GREATER BUFFALO INTL AIRPORT | NY | 14733 | BUF | 42 | 56 | 27 | N | -078 | 44 | 09 | W | 19951201 | YES | NWS | 301012 | SUCCESSOR |
| BURBANK | BURBANK-GLENDALE-PASA AIRP | CA | 23152 | BUR | 34 | 12 | 02 | N | -118 | 21 | 31 | W | 19980522 | NO | FAA | 041194 | SURROGATE |
| BOOTHVILLE | BOOTHVILLE | LA | 12884 | BVE | 29 | 20 | 59 | N | -089 | 24 | 27 | W | 19990630 | NO | NWS | 161157 | SURROGATE |
| BOWLING GREEN | BOWLING GREEN CITY-CO. ARPT | KY | 93808 | BWG | 36 | 58 | 52 | N | -086 | 26 | 11 | W | 19960206 | NO | FAA | 150909 | SURROGATE |
| BALTIMORE | BALTIMORE-WASHINGTON INT'L AP | MD | 93721 | BWI | 39 | 10 | 20 | N | -076 | 41 | 02 | W | 19960401 | YES | NWS | 180465 | SUCCESSOR |
| BURLEY | BURLEY MINICIPAL AIRPORT | ID | 24133 | BYI | 42 | 32 | 33 | N | -113 | 46 | 18 | W | 20001108 | NO | FAA | 101303 | SUCCESSOR |
| BOZEMAN | GALLATIN FIELD | MT | 24132 | BZN | 45 | 47 | 37 | N | -111 | 09 | 08 | W | 19950615 | NO | FAA | 240622 | SURROGATE |
| COLUMBIA | COLUMBIA METROPOLITAN AIRPORT | SC | 13883 | CAE | 33 | 56 | 31 | N | -081 | 07 | 05 | W | 19951201 | YES | NWS | 381939 | SUCCESSOR |
| AKRON | AKRON-CANTON AIRPORT | OH | 14895 | CAK | 40 | 55 | 05 | N | -081 | 26 | 33 | W | 19950901 | YES | NWS | 330058 | SURROGATE |
| CLAYTON | MUNICIPAL AIRPORT | NM | 23051 | CAO | 36 | 26 | 45 | N | -103 | 09 | 15 | W | 19960601 | YES | NWS | 291887 | SURROGATE |
| CARIBOU | MUNICIPAL AIRPORT | ME | 14607 | CAR | 46 | 52 | 01 | N | -068 | 01 | 58 | W | 19960801 | YES | NWS | 171175 | SUCCESSOR |
| COLD BAY | COLD BAY AIRPORT | AK | 25624 | CDB | 55 | 12 | 24 | N | -162 | 43 | 18 | W | 19980701 | YES | NWS | 502102 | SURROGATE |
| CEDAR CITY | CEDAR CITY MUNICIPAL AIRPT | UT | 93129 | CDC | 37 | 42 | 06 | N | -113 | 05 | 50 | W | 19980528 | NO | FAA | 421267 | SURROGATE |
| CHADRON | MUNICIPAL AIRPORT | NE | 24017 | CDR | 42 | 50 | 15 | N | -103 | 05 | 43 | W | 20000830 | NO | FAA | 251575 | SURROGATE |
| CHILDRESS | MUNICIPAL AIRPORT | TX | 23007 | CDS | 34 | 26 | 01 | N | -100 | 17 | 16 | W | 19960731 | NO | FAA | 411698 | SURROGATE |
| CORDOVA | MERLE K. SMITH AIRPORT | AK | 26410 | CDV | 60 | 29 | 20 | N | -145 | 27 | 04 | W | 19991213 | NO | FAA | 502177 | SURROGATE |
| CRESCENT CITY | McNAMARA FIELD | CA | 24286 | CEC | 41 | 46 | 49 | N | -124 | 14 | 12 | W | 20000913 | NO | FAA | 042147 | SURROGATE |
| CRESTVIEW | SIKES AIRPORT | FL | 13884 | CEW | 30 | 46 | 47 | N | -086 | 31 | 21 | W | 19970701 | NO | FAA | 081986 | SURROGATE |
| CAPE GIRARDEAU | CAPE GIRARDEAU MUNI ARPT | MO | 03935 | CGI | 37 | 13 | 31 | N | -089 | 34 | 14 | W | 19970305 | NO | FAA | 231289 | SURROGATE |
| CHATTANOOGA | LOVELL FIELD | TN | 13882 | CHA | 35 | 02 | 00 | N | -085 | 12 | 00 | W | 19950901 | YES | NWS | 401656 | SUCCESSOR |
| CHARLESTON | CHARLESTON INT'L AIRPORT | SC | 13880 | CHS | 32 | 53 | 55 | N | -080 | 02 | 27 | W | 19951001 | YES | NWS | 381544 | SUCCESSOR |
| CEDAR RAPIDS | CEDAR RAPIDS MUNICIPAL ARPT | IA | 14990 | CID | 41 | 53 | 04 | N | -091 | 42 | 31 | W | 19960424 | NO | FAA | 131314 | SURROGATE |
| CLEVELAND | CLEVELAND HOPKINS INTL AIRPORT | OH | 14820 | CLE | 41 | 24 | 18 | N | -081 | 51 | 10 | W | 19951201 | YES | NWS | 331657 | SUCCESSOR |
| COLLEGE STATION | EASTERWOOD FIELD | TX | 03904 | CLL | 30 | 35 | 18 | N | -096 | 21 | 49 | W | 19961210 | NO | FAA | 411889 | SURROGATE |
| CHARLOTTE | DOUGLAS INTERNATIONAL AIRPORT | NC | 13881 | CLT | 35 | 12 | 52 | N | -080 | 56 | 37 | W | 19980701 | YES | NWS | 311690 | SUCCESSOR |
| CAMARILLO | CAMARILLO AIRPORT | CA | 23136 | CMA | 34 | 13 | N | -119 | 05 | W | 19990929 | NO | FAA | 046569 | SURROGATE | ||
| COLUMBUS | PORT COLUMBUS INTL AIRPORT | OH | 14821 | CMH | 39 | 59 | 29 | N | -082 | 52 | 51 | W | 19960201 | YES | NWS | 331786 | SUCCESSOR |
| HANCOCK | HOUGHTON CO. MEM. AIRPORT | MI | 14858 | CMX | 47 | 10 | 07 | N | -088 | 30 | 20 | W | 20000914 | NO | FAA | 203908 | SURROGATE |
| CONCORDIA | BLOSSER MUNICIPAL AIRPORT | KS | 13984 | CNK | 39 | 32 | 57 | N | -097 | 39 | 07 | W | 19920901 | YES | NWS | 141767 | SURROGATE |
| CARLSBAD | CAVERN CITY AIR TERMINAL | NM | 93033 | CNM | 32 | 20 | 15 | N | -104 | 15 | 48 | W | 20001129 | NO | FAA | 291475 | SURROGATE |
| CHANUTE | CHANUTE MARTIN JOHNSON | KS | 13981 | CNU | 37 | 40 | 13 | N | -095 | 29 | 03 | W | 19960516 | NO | FAA | 141427 | SURROGATE |
| CONCORD | CONCORD MUNICIPAL | NH | 14745 | CON | 43 | 11 | 43 | N | -071 | 30 | 04 | W | 19960301 | YES | NWS | 271683 | SUCCESSOR |
| COLORADO SPRINGS | COLORADO SPRINGS MUNICIPAL AP | CO | 93037 | COS | 38 | 48 | 43 | N | -104 | 42 | 40 | W | 19921101 | YES | NWS | 051778 | SUCCESSOR |
| COLUMBIA | COLUMBIA REGIONAL AIRPORT | MO | 03945 | COU | 38 | 49 | 01 | N | -092 | 13 | 06 | W | 19950901 | YES | NWS | 231791 | SUCCESSOR |
| CASPER | NATRONA COUNTY INT'L AIRPORT | WY | 24089 | CPR | 42 | 53 | 51 | N | -106 | 28 | 23 | W | 19960401 | YES | NWS | 481570 | SURROGATE |
| LOS ANGELES | DOWNTOWN L.A./USC CAMPUS | CA | 93134 | CQT | 34 | 01 | 40 | N | -118 | 17 | 45 | W | 19990624 | YES | NWS | 045115 | SUCCESSOR |
| CHATHAM | CHATHAM MUNICIPAL AIRPORT | MA | 94624 | CQX | 41 | 41 | 15 | N | -069 | 59 | 36 | W | 19950614 | NO | FAA | 191386 | SURROGATE |
| CORPUS CHRISTI | INTERNATIONAL AIRPORT | TX | 12924 | CRP | 27 | 46 | 23 | N | -097 | 30 | 46 | W | 19951201 | YES | NWS | 412015 | SUCCESSOR |
| CHARLESTON | YEAGER AIRPORT | WV | 13866 | CRW | 38 | 22 | 46 | N | -081 | 35 | 29 | W | 19941001 | YES | NWS | 461570 | SUCCESSOR |
| COLUMBUS | METROPOLITAN AIRPORT | GA | 93842 | CSG | 32 | 30 | 58 | N | -084 | 56 | 32 | W | 19940501 | YES | NWS | 092166 | SUCCESSOR |
| CROSSVILLE | MEMORIAL AIRPORT | TN | 03847 | CSV | 35 | 57 | 05 | N | -085 | 05 | 06 | W | 20001004 | NO | FAA | 402197 | SUCCESSOR |
| CUT BANK | CUT BANK MUNICIPAL ARPT | MT | 24137 | CTB | 48 | 36 | 30 | N | -112 | 22 | 34 | W | 20010117 | NO | FAA | 242173 | SUCCESSOR |
| CROSS CITY | CROSS CITY AIRPORT | FL | 12833 | CTY | 29 | 33 | 00 | N | -083 | 06 | 19 | W | 19980227 | NO | NWS | 082008 | SURROGATE |
| CUSTER | CUSTER COUNTY AIRPORT | SD | 94032 | CUT | 43 | 43 | 50 | N | -103 | 37 | 41 | W | 19990409 | NO | NWS | 392087 | SURROGATE |
| COVINGTON/CINCINNATI | CINCINNATI/NRN KY INTL APT | OH | 93814 | CVG | 39 | 02 | 35 | N | -084 | 40 | 18 | W | 19951001 | YES | NWS | 151855 | SUCCESSOR |
| CHEYENNE | MUNICIPAL AIRPORT | WY | 24018 | CYS | 41 | 09 | 28 | N | -104 | 48 | 25 | W | 19951101 | YES | NWS | 481675 | SUCCESSOR |
| CAMPO | CAMPO | CA | 03164 | CZZ | 32 | 37 | 00 | N | -116 | 28 | 00 | W | 19970826 | NO | NWS | 041424 | SURROGATE |
| FAITH | FAITH | SD | 94056 | D07 | 45 | 01 | 55 | N | -102 | 01 | 09 | W | 19980521 | NO | NWS | 392852 | SURROGATE |
| DAYTONA BEACH | INTERNATIONAL AIRPORT | FL | 12834 | DAB | 29 | 10 | 38 | N | -081 | 03 | 36 | W | 19950601 | YES | NWS | 082158 | SURROGATE |
| DAGGETT | BARSTOW-DAGGETT AIRPORT | CA | 23161 | DAG | 34 | 51 | 13 | N | -116 | 47 | 12 | W | 20000823 | NO | FAA | 042257 | SURROGATE |
| DALLAS | DALLAS LOVE FIELD | TX | 13960 | DAL | 32 | 50 | 49 | N | -096 | 51 | 05 | W | 19971119 | YES | FAA | 412244 | SURROGATE |
| DAYTON | INTERNATIONAL AIRPORT | OH | 93815 | DAY | 39 | 54 | 22 | N | -084 | 13 | 07 | W | 19951101 | YES | NWS | 332075 | SUCCESSOR |
| DUBUQUE | MUNICIPAL AIRPORT | IA | 94908 | DBQ | 42 | 23 | 52 | N | -090 | 42 | 13 | W | 19950901 | YES | NWS | 132367 | SUCCESSOR |
| WASHINGTON DC | RONALD REAGAN NATIONAL APT | DC | 13743 | DCA | 38 | 51 | 54 | N | -077 | 02 | 03 | W | 19980201 | YES | NWS | 448906 | SUCCESSOR |
| DODGE CITY | DODGE CITY REGIONAL ARPT | KS | 13985 | DDC | 37 | 46 | 22 | N | -099 | 58 | 11 | W | 19920901 | YES | NWS | 142164 | SURROGATE |
| DENVER | DENVER INTERNATIONAL AP | CO | 03017 | DEN | 39 | 49 | 58 | N | -104 | 39 | 27 | W | 19950301 | YES | NWS | 052211 | SPECIAL |
| DALLAS-FORT WORTH | REGIONAL AIRPORT | TX | 03927 | DFW | 32 | 53 | 47 | N | -097 | 02 | 28 | W | 19951201 | YES | NWS | 412242 | SUCCESSOR |
| DALHART | MUNICIPAL AIRPORT | TX | 93042 | DHT | 36 | 01 | 24 | N | -102 | 32 | 50 | W | 20000920 | NO | FAA | 412240 | SUCCESSOR |
| DULUTH | INTERNATIONAL AIRPORT | MN | 14913 | DLH | 46 | 50 | 38 | N | -092 | 11 | 39 | W | 19960401 | YES | NWS | 212248 | SUCCESSOR |
| THE DALLES | MUNICIPAL AIRPORT | OR | 24219 | DLS | 45 | 37 | 07 | N | -121 | 10 | 02 | W | 20001026 | NO | FAA | 451968 | SUCCESSOR |
| SEDALIA | SEDALIA MEMORIAL AIRPORT | MO | 03994 | DMO | 38 | 42 | 15 | N | -093 | 11 | 00 | W | 19951024 | NO | FAA | 237632 | SURROGATE |
| MERCURY | DESERT ROCK AIRPORT | NV | 03160 | DRA | 36 | 37 | 14 | N | -116 | 01 | 40 | W | 19960701 | NO | NWS | 262251 | SURROGATE |
| DEL RIO | INTERNATIONAL AIRPORT | TX | 22010 | DRT | 29 | 22 | 01 | N | -100 | 55 | 18 | W | 19960401 | YES | NWS | 412360 | SUCCESSOR |
| DES MOINES | INTERNATIONAL AIRPORT | IA | 14933 | DSM | 41 | 32 | 16 | N | -093 | 39 | 58 | W | 19951201 | YES | NWS | 132203 | SUCCESSOR |
| DOWNTOWN SHREVEPORT | LA | 53905 | DTN | 168440 | SURROGATE | ||||||||||||
| DETROIT | METROPOLITAN AIRPORT | MI | 94847 | DTW | 42 | 12 | 55 | N | -083 | 20 | 55 | W | 19950701 | YES | NWS | 202103 | SURROGATE |
| DOUGLAS BISBEE | BISBEE-DOUGLAS INTL APRT | AZ | 93026 | DUG | 31 | 28 | 09 | N | -109 | 36 | 13 | W | 20000927 | NO | FAA | 022664 | SUCCESSOR |
| DUBOIS | JEFFERSON COUNTY AIRPORT | PA | 04787 | DUJ | 41 | 10 | 42 | N | -078 | 53 | 56 | W | 20000614 | NO | FAA | 362260 | SURROGATE |
| PHOENIX | PHOENIX-DEER VAL MUNI APT | AZ | 03184 | DVT | 33 | 41 | 18 | N | -112 | 04 | 54 | W | 19980902 | NO | FAA | 022462 | SURROGATE |
| WENATCHEE | PANGBORN MEMORIAL AIRPORT | WA | 94239 | EAT | 47 | 23 | 56 | N | -120 | 12 | 24 | W | 20001130 | NO | FAA | 459082 | SUCCESSOR |
| EAU CLAIRE | CHIPPEWA VALLEY RGNL ARPT | WI | 14991 | EAU | 44 | 51 | 55 | N | -091 | 29 | 06 | W | 20000824 | NO | FAA | 472428 | SUCCESSOR |
| NEEDLES | NEEDLES AIRPORT | CA | 23179 | EED | 34 | 45 | 58 | N | -114 | 37 | 24 | W | 20010124 | NO | FAA | 046118 | SUCCESSOR |
| ALABASTER | ALABASTER SHELBY CO AP | AL | 53864 | EET | 33 | 11 | 00 | N | -086 | 47 | 00 | W | FAA | 011620 | SUCCESSOR | ||
| ELKINS | ELKINS-RANDOLPH COUNTY APT | WV | 13729 | EKN | 38 | 53 | 07 | N | -079 | 51 | 10 | W | 19960501 | YES | NWS | 462718 | SUCCESSOR |
| EL DORADO | SOUTHERN AR. REGNL ARPT | AR | 93992 | ELD | 33 | 13 | 15 | N | -092 | 48 | 48 | W | 20001101 | NO | FAA | 032300 | SUCCESSOR |
| EL PASO | INTERNATIONAL AIRPORT | TX | 23044 | ELP | 31 | 48 | 40 | N | -106 | 22 | 33 | W | 19950601 | YES | NWS | 412797 | SUCCESSOR |
| ELY | YELLAND FIELD | NV | 23154 | ELY | 39 | 17 | 42 | N | -114 | 50 | 43 | W | 19940601 | YES | NWS | 262631 | SUCCESSOR |
| KENAI | MUNICIPAL AIRPORT | AK | 26523 | ENA | 60 | 34 | 47 | N | -151 | 14 | 21 | W | 19990510 | NO | FAA | 504546 | SURROGATE |
| ERIE | TERMINAL BLDG. | PA | 14860 | ERI | 42 | 04 | 48 | N | -080 | 10 | 57 | W | 19951001 | YES | NWS | 362682 | SUCCESSOR |
| ALEXANDRIA | ESLER FIELD | LA | 13935 | ESF | 31 | 23 | 41 | N | -092 | 17 | 44 | W | 19960430 | NO | FAA | 160104 | SURROGATE |
| EUGENE | MAHLON SWEET FIELD | OR | 24221 | EUG | 44 | 08 | 00 | N | -123 | 12 | 52 | W | 19950901 | YES | NWS | 352709 | SUCCESSOR |
| EVANSVILLE | DRESS REGIONAL AIRPORT | IN | 93817 | EVV | 38 | 02 | 35 | N | -087 | 32 | 13 | W | 19960201 | YES | NWS | 122738 | SUCCESSOR |
| NEW BERN | CRAVEN COUNTY REG AIRPORT | NC | 93719 | EWN | 35 | 04 | 03 | N | -077 | 02 | 50 | W | 19970912 | NO | FAA | 316108 | SURROGATE |
| NEWARK | INTERNATIONAL AIRPORT | NJ | 14734 | EWR | 40 | 42 | 57 | N | -074 | 10 | 10 | W | 19960701 | YES | NWS | 286026 | SUCCESSOR |
| KEY WEST | INTERNATIONAL AIRPORT | FL | 12836 | EYW | 24 | 33 | 12 | N | -081 | 45 | 13 | W | 19960301 | YES | NWS | 084570 | SUCCESSOR |
| FAIRBANKS | INTERNATIONAL AIRPORT | AK | 26411 | FAI | 64 | 49 | 00 | N | -147 | 51 | 18 | W | 19971201 | YES | NWS | 502968 | SURROGATE |
| FARGO | HECTOR AIRPORT | ND | 14914 | FAR | 46 | 55 | 31 | N | -096 | 48 | 40 | W | 19951101 | YES | NWS | 322859 | SUCCESSOR |
| FRESNO | FRESNO AIR TERMINAL | CA | 93193 | FAT | 36 | 46 | 48 | N | -119 | 43 | 10 | W | 19950901 | YES | NWS | 043257 | SUCCESSOR |
| KALISPELL | GLACIER PARK INT'L AIRPORT | MT | 24146 | FCA | 48 | 18 | 15 | N | -114 | 15 | 49 | W | 19940201 | YES | NWS | 244558 | SUCCESSOR |
| FINDLAY | FINDLAY AIRPORT | OH | 14825 | FDY | 41 | 00 | 49 | N | -083 | 40 | 07 | W | 20000816 | NO | FAA | 332786 | SUCCESSOR |
| FRANKFORT | CAPITAL CITY AIRPORT | KY | 53841 | FFT | 38 | 11 | 05 | N | -084 | 54 | 12 | W | 19951214 | NO | FAA | 153028 | SURROGATE |
| FOND DU LAC | FOND DU LAC COUNTY AIRPORT | WI | 04840 | FLD | 43 | 46 | 12 | N | -088 | 29 | 11 | W | 19960729 | NO | FAA | 472839 | SURROGATE |
| FLAGSTAFF | PULLIAM AIRPORT | AZ | 03103 | FLG | 35 | 08 | 25 | N | -111 | 40 | 20 | W | 19940701 | YES | NWS | 023010 | SUCCESSOR |
| FORT LAUDERDALE | HOLLYWOOD INTL AIRPORT | FL | 12849 | FLL | 26 | 04 | 19 | N | -080 | 09 | 13 | W | 19980909 | NO | FAA | 083163 | SURROGATE |
| FLORENCE | FLORENCE REGIONAL AIRPORT | SC | 13744 | FLO | 34 | 11 | 16 | N | -079 | 43 | 51 | W | 19990423 | NO | FAA | 383106 | SUCCESSOR |
| FORT MYERS | PAGE FIELD | FL | 12835 | FMY | 26 | 35 | 11 | N | -081 | 51 | 49 | W | 19980610 | YES | FAA | 083186 | SURROGATE |
| FALLS CITY | BRENNER FIELD AIRPORT | NE | 94957 | FNB | 40 | 04 | 44 | N | -095 | 35 | 31 | W | 20000830 | NO | FAA | 252850 | SURROGATE |
| FLINT | BISHOP AIRPORT | MI | 14826 | FNT | 42 | 58 | 00 | N | -083 | 44 | 58 | W | 19950601 | YES | NWS | 202846 | SUCCESSOR |
| SIOUX FALLS | FOSS FIELD | SD | 14944 | FSD | 43 | 34 | 37 | N | -096 | 45 | 13 | W | 19960401 | YES | NWS | 397667 | SUCCESSOR |
| FORT SMITH | MUNICIPAL AIRPORT | AR | 13964 | FSM | 35 | 20 | 01 | N | -094 | 21 | 54 | W | 19940801 | YES | NWS | 032574 | SURROGATE |
| FORT WORTH | FORT WORTH MEACHAM | TX | 13961 | FTW | 32 | 49 | 00 | N | -097 | 22 | 00 | W | FAA | 412242 | SURROGATE | ||
| FORT WAYNE | BAER FIELD | IN | 14827 | FWA | 41 | 00 | 22 | N | -085 | 12 | 20 | W | 19960701 | YES | NWS | 123037 | SUCCESSOR |
| FAYETTEVILLE | DRAKE FIELD | AR | 93993 | FYV | 36 | 00 | 18 | N | -094 | 10 | 12 | W | 19970513 | NO | FAA | 032444 | SURROGATE |
| GAGE | GAGE AIRPORT | OK | 13975 | GAG | 36 | 17 | 48 | N | -099 | 46 | 29 | W | 19961031 | NO | FAA | 343407 | SURROGATE |
| GILLETTE | GILLETTE-CAMPBELL CO. ARPT | WY | 94023 | GCC | 44 | 20 | 22 | N | -105 | 32 | 31 | W | 19980716 | NO | NWS | 483855 | SURROGATE |
| GARDEN CITY | GARDEN CITY REGIONAL AP | KS | 23064 | GCK | 37 | 55 | 38 | N | -100 | 43 | 29 | W | 19961217 | NO | FAA | 142975 | SURROGATE |
| SPOKANE | INTERNATIONAL AIRPORT | WA | 24157 | GEG | 47 | 37 | 17 | N | -117 | 31 | 40 | W | 19950901 | YES | NWS | 457938 | SUCCESSOR |
| GRAND FORKS | INTERNATIONAL AIRPORT | ND | 14916 | GFK | 47 | 56 | 57 | N | -097 | 10 | 33 | W | 19971218 | YES | FAA | 323616 | SURROGATE |
| GLASGOW | INT'L AIRPORT | MT | 94008 | GGW | 48 | 12 | 50 | N | -106 | 37 | 17 | W | 19940401 | YES | NWS | 243558 | SUCCESSOR |
| GRAND JUNCTION | WALKER FIELD | CO | 23066 | GJT | 39 | 08 | 03 | N | -108 | 32 | 15 | W | 19960401 | YES | NWS | 053488 | SUCCESSOR |
| GULKANA | GULKANA AIRPORT | AK | 26425 | GKN | 62 | 09 | 37 | N | -145 | 27 | 27 | W | 19991119 | YES | FAA | 503465 | SURROGATE |
| GOODLAND | RENNER FIELD | KS | 23065 | GLD | 39 | 22 | 03 | N | -101 | 41 | 35 | W | 19920901 | YES | NWS | 143153 | SURROGATE |
| GAYLORD | OTSEGO COUNTY AIRPORT | MI | 04854 | GLR | 45 | 00 | 48 | N | -084 | 42 | 05 | W | 19980326 | NO | FAA | 203096 | SURROGATE |
| GALVESTON | SCHOLES FIELD | TX | 12923 | GLS | 29 | 15 | 54 | N | -094 | 51 | 37 | W | 19961130 | NO | FAA | 413430 | SURROGATE |
| GRANTS | GRANTS-MILAN MUNI AIRPORT | NM | 93057 | GNT | 35 | 09 | 55 | N | -107 | 54 | 08 | W | 19971001 | NO | NWS | 293682 | SUCCESSOR |
| GAINESVILLE | REGIONAL AIRPORT | FL | 12816 | GNV | 29 | 41 | 23 | N | -082 | 16 | 19 | W | 19980812 | YES | FAA | 083326 | SURROGATE |
| GREEN BAY | AUSTIN STRAUBEL FIELD | WI | 14898 | GRB | 44 | 30 | 46 | N | -088 | 07 | 12 | W | 19960701 | YES | NWS | 473269 | SUCCESSOR |
| GRAND ISLAND | HALL COUNTY REGIONAL AP | NE | 14935 | GRI | 40 | 57 | 30 | N | -098 | 18 | 45 | W | 19921001 | YES | NWS | 253395 | SURROGATE |
| GRAND RAPIDS | GERALD R FORD INTL ARPT | MI | 94860 | GRR | 42 | 52 | 56 | N | -085 | 31 | 23 | W | 19950801 | YES | NWS | 203333 | SUCCESSOR |
| GREENSBORO-WNSTN-SAL | GREENSBORO REG. AP, NC | NC | 13723 | GSO | 36 | 05 | 51 | N | -079 | 56 | 37 | W | 19951001 | YES | NWS | 313630 | SUCCESSOR |
| GREER | GREENVILLE-SPARTANBURG APT | SC | 03870 | GSP | 34 | 53 | 58 | N | -082 | 13 | 09 | W | 19960401 | YES | NWS | 383747 | SUCCESSOR |
| GREAT FALLS | INTERNATIONAL AIRPORT | MT | 24143 | GTF | 47 | 28 | 24 | N | -111 | 22 | 56 | W | 19940801 | YES | NWS | 243751 | SUCCESSOR |
| GUAM | GUAM INTERNATIONAL ARPT | PC | 41415 | GUM | 13 | 29 | 01 | N | 144 | 47 | 46 | W | 20000111 | YES | NWS | 914226 | SURROGATE |
| GALLUP | GALLUP MUNICIPAL AIRPORT | NM | 23081 | GUP | 35 | 30 | 40 | N | -108 | 47 | 22 | W | 20001011 | NO | FAA | 293422 | SUCCESSOR |
| GREENWOOD | GREENWOOD-LEFLORE ARPT | MS | 13978 | GWO | 33 | 29 | 44 | N | -090 | 05 | 03 | W | 19970603 | NO | FAA | 223627 | SURROGATE |
| HOBART | MUNICIPAL AIRPORT | OK | 93986 | HBR | 35 | 00 | 29 | N | -099 | 03 | 04 | W | 19960731 | NO | FAA | 344204 | SURROGATE |
| HONDO | HONDO MUNICIPAL AIRPORT | TX | 12962 | HDO | 29 | 21 | 34 | N | -099 | 10 | 27 | W | 19960315 | NO | FAA | 414256 | SURROGATE |
| HIBBING | CHISHOLM-HIBBING AIRPORT | MN | 94931 | HIB | 47 | 23 | 12 | N | -092 | 50 | 20 | W | 20000824 | NO | FAA | 213730 | SUCCESSOR |
| WHITEFIELD | MT WASHINGTON REGIONAL | NH | 54728 | HIE | 44 | 22 | 03 | N | -071 | 32 | 42 | W | 19950518 | NO | FAA | 275639 | SURROGATE |
| HICKORY | HICKORY REGIONAL AIPT | NC | 03810 | HKY | 35 | 44 | 28 | N | -081 | 23 | 23 | W | 19970905 | NO | FAA | 314020 | SURROGATE |
| HILL CITY | HILL CITY MUNICIPAL AP | KS | 93990 | HLC | 39 | 22 | 32 | N | -099 | 49 | 47 | W | 19960516 | NO | FAA | 145856 | SURROGATE |
| HELENA | HELENA AIRPORT | MT | 24144 | HLN | 46 | 36 | 20 | N | -111 | 57 | 49 | W | 19941101 | YES | NWS | 244055 | SUCCESSOR |
| HONOLULU | HONOLULU INT'L AIRPORT | HI | 22521 | HNL | 21 | 19 | 39 | N | -157 | 56 | 35 | W | 19980201 | YES | NWS | 511919 | SURROGATE |
| HAINES | HAINES | AK | 25323 | HNS | 59 | 14 | 42 | N | -135 | 31 | 12 | W | 19980605 | NO | FAA | 503490 | SURROGATE |
| HOMER | HOMER AIRPORT | AK | 25507 | HOM | 59 | 38 | 48 | N | -151 | 28 | 36 | W | 19971201 | YES | NWS | 503665 | SURROGATE |
| HURON | HURON REGIONAL AIRPORT | SD | 14936 | HON | 44 | 23 | 07 | N | -098 | 13 | 44 | W | 19961101 | YES | NWS | 394127 | SUCCESSOR |
| HOUSTON | HOUSTON HOBBY AIRPORT | TX | 12918 | HOU | 29 | 38 | 43 | N | -095 | 16 | 43 | W | 19980812 | NO | FAA | 414307 | SURROGATE |
| HARRISON | BOONE COUNTY AIRPORT | AR | 13971 | HRO | 36 | 15 | 41 | N | -093 | 09 | 17 | W | 20000913 | NO | FAA | 033165 | SURROGATE |
| CAPE HATTERAS | WEATHER SERVICE BUILDING | NC | 93729 | HSE | 35 | 13 | 56 | N | -075 | 37 | 21 | W | 19950701 | YES | NWS | 311458 | SUCCESSOR |
| HUNTSVILLE | INTNAL/JONES FIELD | AL | 03856 | HSV | 34 | 38 | 37 | N | -086 | 47 | 08 | W | 19940801 | YES | NWS | 014064 | SUCCESSOR |
| HOUGHTON LAKE | ROSCOMMON COUNTY APRT | MI | 94814 | HTL | 44 | 22 | 04 | N | -084 | 41 | 27 | W | 19960401 | YES | NWS | 203936 | SUCCESSOR |
| HUNTINGTON | TRI-STATE AIRPORT | WV | 03860 | HTS | 38 | 22 | 54 | N | -082 | 33 | 18 | W | 19960901 | YES | NWS | 464393 | SURROGATE |
| HOULTON | INTERNATIONAL AIRPORT | ME | 14609 | HUL | 46 | 07 | 23 | N | -067 | 47 | 31 | W | 20000913 | NO | FAA | 173892 | SUCCESSOR |
| HAVRE | CITY-COUNTY AIRPORT | MT | 94012 | HVR | 48 | 33 | 34 | N | -109 | 46 | 48 | W | 19940401 | YES | NWS | 243996 | SURROGATE |
| HAYWOOD | CA | 93228 | HWD | 049185 | SURROGATE | ||||||||||||
| WASHINGTON DC/DULLES | DULLES INTERNATIONAL AIRPORT | DC | 93738 | IAD | 38 | 56 | 05 | N | -077 | 26 | 51 | W | 19960501 | YES | NWS | 448903 | SUCCESSOR |
| HOUSTON | INTERCONTINENTAL AIRPORT | TX | 12960 | IAH | 29 | 59 | 33 | N | -095 | 21 | 50 | W | 19960601 | YES | NWS | 414300 | SUCCESSOR |
| WICHITA | MID-CONTINENT AIRPORT | KS | 03928 | ICT | 37 | 38 | 50 | N | -097 | 25 | 46 | W | 19921101 | YES | NWS | 148830 | SURROGATE |
| IDAHO FALLS | FANNING FIELD | ID | 24145 | IDA | 43 | 30 | 59 | N | -112 | 04 | 02 | W | 19980205 | NO | FAA | 104457 | SURROGATE |
| KINGMAN | KINGMAN AIRPORT | AZ | 93167 | IGM | 35 | 15 | 00 | N | -113 | 56 | 00 | W | NWS | 024645 | SURROGATE | ||
| WILMINGTON | NEW CASTLE COUNTY APRT | DE | 13781 | ILG | 39 | 40 | 22 | N | -075 | 36 | 03 | W | 19941001 | YES | NWS | 079595 | SUCCESSOR |
| ILIAMNA | ILIAMNA AIRPORT | AK | 25506 | ILI | 59 | 45 | 12 | N | -154 | 54 | 54 | W | 19971201 | NO | FAA | 503905 | SURROGATE |
| WILMINGTON | NEW HANOVER COUNTY AIRPORT | NC | 13748 | ILM | 34 | 16 | 06 | N | -077 | 54 | 22 | W | 19951101 | YES | NWS | 319457 | SUCCESSOR |
| WILMINGTON | WILMINGTON INDUSTRIAL PARK | OH | 13841 | ILN | 39 | 25 | 13 | N | -083 | 49 | 18 | W | 19980401 | NO | NWS | 339219 | SURROGATE |
| IMPERIAL | IMPERIAL MUNICIPAL AIRPORT | NE | 24091 | IML | 40 | 30 | 36 | N | -101 | 37 | 12 | W | 20000629 | NO | FAA | 254110 | SURROGATE |
| IRON MOUNTAIN | IRON MOUNTAIN FORD AP | MI | 94893 | IMT | 45 | 49 | 06 | N | -088 | 06 | 52 | W | 19960910 | NO | FAA | 204090 | SURROGATE |
| INDIANAPOLIS | INTERNATIONAL AIRPORT | IN | 93819 | IND | 39 | 42 | 36 | N | -086 | 16 | 20 | W | 19960101 | YES | NWS | 124259 | SUCCESSOR |
| WINK | WINKLER COUNTY AIRPORT | TX | 23040 | INK | 31 | 46 | 47 | N | -103 | 12 | 05 | W | 20001129 | NO | FAA | 419830 | SUCCESSOR |
| INTERNATIONAL FALLS | FALLS INTERNATIONAL AP | MN | 14918 | INL | 48 | 33 | 59 | N | -093 | 24 | 11 | W | 19961101 | YES | NWS | 214026 | SUCCESSOR |
| WINSLOW | WINSLOW AIRPORT | AZ | 23194 | INW | 35 | 01 | 19 | N | -110 | 43 | 19 | W | 19950701 | YES | NWS | 029439 | SURROGATE |
| IMPERIAL | IMPERIAL COUNTY AIRPORT | CA | 03144 | IPL | 32 | 50 | 03 | N | -115 | 34 | 43 | W | 20000816 | NO | FAA | 044223 | SURROGATE |
| WILLIAMSPORT | WILLIAMSPORT-LYCOMING CO AP | PA | 14778 | IPT | 41 | 14 | 36 | N | -076 | 55 | 18 | W | 19950901 | YES | NWS | 369728 | SUCCESSOR |
| KIRKSVILLE | KIRKSVILLE REGIONAL AIRPT | MO | 14938 | IRK | 40 | 05 | 50 | N | -092 | 32 | 36 | W | 19980611 | NO | NWS | 234544 | SURROGATE |
| WILLISTON | SLOULIN FIELD INT'L AIRPORT | ND | 94014 | ISN | 48 | 11 | 41 | N | -103 | 38 | 31 | W | 19960401 | YES | NWS | 329425 | SUCCESSOR |
| ISLIP | LONG ISLAND MACARTHUR APT | NY | 04781 | ISP | 40 | 47 | 38 | N | -073 | 06 | 06 | W | 19990801 | YES | FAA | 304130 | SURROGATE |
| WISCONSIN RAPIDS | ALEXANDER FD S WOOD CO APT | WI | 04826 | ISW | 44 | 21 | 33 | N | -089 | 50 | 13 | W | 19951114 | NO | FAA | 479335 | SURROGATE |
| HILO | HILO INTERNATIONAL AIRPORT | HI | 21504 | ITO | 19 | 43 | 24 | N | -155 | 03 | 05 | W | 19980101 | YES | NWS | 511492 | SURROGATE |
| JACKSON | ALLEN C THOMPSON FIELD | MS | 03940 | JAN | 32 | 19 | 11 | N | -090 | 04 | 39 | W | 19930701 | YES | NWS | 224472 | SUCCESSOR |
| JACKSONVILLE | INTERNATIONAL AIRPORT | FL | 13889 | JAX | 30 | 29 | 40 | N | -081 | 41 | 36 | W | 19960301 | YES | NWS | 084358 | SUCCESSOR |
| JUNCTION | KIMBLE COUNTY AIRPORT | TX | 13973 | JCT | 30 | 30 | 39 | N | -099 | 45 | 59 | W | 19961202 | NO | NWS | 414670 | SURROGATE |
| JORDAN | JORDAN AIRPORT | MT | 94051 | JDN | 47 | 19 | 33 | N | -106 | 56 | 51 | W | 19970814 | NO | NWS | 244522 | SURROGATE |
| NEW YORK | JFK INTERNATIONAL AIRPORT | NY | 94789 | JFK | 40 | 39 | 19 | N | -073 | 47 | 44 | W | 19960501 | YES | NWS | 305803 | SUCCESSOR |
| JACKSON | JULIAN CARROLL AP | KY | 03889 | JKL | 37 | 35 | 29 | N | -083 | 18 | 52 | W | 19951201 | YES | NWS | 154202 | SUCCESSOR |
| JOPLIN | JOPLIN REGIONAL AIRPORT | MO | 13987 | JLN | 37 | 08 | 58 | N | -094 | 29 | 54 | W | 19980226 | NO | FAA | 234315 | SURROGATE |
| JAMESTOWN | MUNICIPAL AIRPORT | ND | 14919 | JMS | 46 | 55 | 47 | N | -098 | 40 | 42 | W | 20001005 | NO | FAA | 324413 | SURROGATE |
| JUNEAU | JUNEAU INTERNATIONAL APT | AK | 25309 | JNU | 58 | 21 | 18 | N | -134 | 34 | 30 | W | 19980301 | YES | FAA | 504100 | SURROGATE |
| JACKSON | COUNTY-REYNOLDS FIELD ARPT | MI | 14833 | JXN | 42 | 15 | 35 | N | -084 | 27 | 34 | W | 20001013 | NO | FAA | 204150 | SUCCESSOR |
| KETCHIKAN | KETCHIKAN INT'L AIRPORT | AK | 25325 | KTN | 55 | 21 | 24 | N | -131 | 42 | 42 | W | 19961209 | NO | FAA | 504590 | SURROGATE |
| LAFAYETTE | PURDUE UNIVIRSITY ARPT | IN | 14835 | LAF | 40 | 24 | 44 | N | -086 | 56 | 13 | W | 19980115 | NO | FAA | 129424 | SURROGATE |
| LANSING | CAPITAL CITY AIRPORT | MI | 14836 | LAN | 42 | 46 | 49 | N | -084 | 34 | 44 | W | 19960601 | YES | NWS | 204641 | SUCCESSOR |
| LARAMIE | LARAMIE REGIONAL AIRPORT | WY | 24022 | LAR | 41 | 18 | 45 | N | -105 | 40 | 28 | W | 20000928 | NO | FAA | 485415 | SUCCESSOR |
| LAS VEGAS | MCCARRAN INTERNATIONAL APT | NV | 23169 | LAS | 36 | 04 | 44 | N | -115 | 09 | 19 | W | 19950901 | YES | NWS | 264436 | SUCCESSOR |
| LOS ANGELES | INTERNATIONAL AIRPORT | CA | 23174 | LAX | 33 | 56 | 17 | N | -118 | 24 | 20 | W | 19970301 | YES | NWS | 045114 | SUCCESSOR |
| LUBBOCK | REGIONAL AIRPORT | TX | 23042 | LBB | 33 | 40 | 03 | N | -101 | 49 | 17 | W | 19950901 | YES | NWS | 415411 | SUCCESSOR |
| NORTH PLATTE | LEE BIRD FIELD | NE | 24023 | LBF | 41 | 07 | 19 | N | -100 | 40 | 06 | W | 19960201 | YES | NWS | 256065 | SUCCESSOR |
| LAKE CHARLES | MUNICIPAL AIRPORT | LA | 03937 | LCH | 30 | 07 | 29 | N | -093 | 13 | 42 | W | 19960101 | YES | NWS | 165078 | SUCCESSOR |
| LEBANON | LEBANON MUNICIPAL AIRPORT | NH | 94765 | LEB | 43 | 37 | 35 | N | -072 | 18 | 17 | W | 19980513 | NO | FAA | 274656 | SURROGATE |
| LEXINGTON | BLUE GRASS FIELD | KY | 93820 | LEX | 38 | 02 | 27 | N | -084 | 36 | 21 | W | 19960301 | YES | NWS | 154746 | SUCCESSOR |
| LUFKIN | ANGELINA COUNTY AIRPORT | TX | 93987 | LFK | 31 | 14 | 02 | N | -094 | 45 | 00 | W | 20000823 | NO | FAA | 415424 | SUCCESSOR |
| LAFAYETTE | REGIONAL AIRPORT | LA | 13976 | LFT | 30 | 12 | 18 | N | -091 | 59 | 15 | W | 19980825 | NO | FAA | 165026 | SURROGATE |
| NEW YORK | LA GUARDIA AIRPORT | NY | 14732 | LGA | 40 | 46 | 44 | N | -073 | 52 | 51 | W | 19960501 | YES | NWS | 305811 | SUCCESSOR |
| LONG BEACH | LONG BEACH AIRPORT | CA | 23129 | LGB | 33 | 49 | 42 | N | -118 | 09 | 47 | W | 19960901 | YES | NWS | 045085 | SUCCESSOR |
| LOGAN | LOGAN-CACHE AIRPORT | UT | 94128 | LGU | 41 | 47 | 14 | N | -111 | 51 | 12 | W | 19981001 | NO | FAA | 425186 | SURROGATE |
| LA JUNTA | MUNICIPAL AIRPORT | CO | 23067 | LHX | 38 | 03 | 05 | N | -103 | 31 | 37 | W | 19960206 | NO | FAA | 054720 | SURROGATE |
| LIMON | 5 MI SOUTH OF LIMON | CO | 93010 | LIC | 39 | 11 | 22 | N | -103 | 42 | 57 | W | 19951214 | NO | NWS | 055018 | SURROGATE |
| LIHUE | LIHUE AIRPORT | HI | 22536 | LIH | 21 | 58 | 45 | N | -159 | 20 | 29 | W | 19971201 | YES | NWS | 515580 | SURROGATE |
| LITTLE ROCK | ADAMS FIELD | AR | 13963 | LIT | 34 | 44 | 48 | N | -092 | 13 | 59 | W | 19981028 | YES | FAA | 034248 | SUCCESSOR |
| KLAMATH FALLS | KLAMATH FALLS INTNAL ARPT | OR | 94236 | LMT | 42 | 08 | 49 | N | -121 | 43 | 27 | W | 19971015 | NO | FAA | 354506 | SURROGATE |
| LANDER | HUNT FIELD | WY | 24021 | LND | 42 | 49 | 00 | N | -108 | 44 | 00 | W | 19961201 | YES | NWS | 485390 | SUCCESSOR |
| LINCOLN | MUNICIPAL AIRPORT | NE | 14939 | LNK | 40 | 49 | 52 | N | -096 | 45 | 52 | W | 19921101 | YES | NWS | 254795 | SUCCESSOR |
| LONE ROCK | TRI-COUNTY REGIONAL ARPT | WI | 14921 | LNR | 43 | 12 | 43 | N | -090 | 10 | 53 | W | 20001019 | NO | FAA | 474821 | SURROGATE |
| LOVELOCK | DERBY FIELD AIRPORT | NV | 24172 | LOL | 40 | 03 | 59 | N | -118 | 33 | 55 | W | 20001206 | NO | FAA | 264700 | SUCCESSOR |
| LONDON | LONDON-CORBIN AIRPORT | KY | 03849 | LOZ | 37 | 05 | 14 | N | -084 | 04 | 37 | W | 19960918 | NO | FAA | 154898 | SURROGATE |
| LA CROSSE | MUNICIPAL AIRPORT | WI | 14920 | LSE | 43 | 45 | 14 | N | -091 | 15 | 23 | W | 20001005 | YES | FAA | 474370 | SUCCESSOR |
| CINCINNATI-LUNKEN | MUNI ARPT/LUNKEN FIELD | OH | 93812 | LUK | 39 | 06 | 12 | N | -084 | 25 | 08 | W | 19970813 | NO | FAA | 331576 | SURROGATE |
| LIVERMORE | CA | 044997 | SURROGATE | ||||||||||||||
| LIVINGSTON | MISSION FIELD AIRPORT | MT | 24150 | LVM | 45 | 41 | 58 | N | -110 | 26 | 54 | W | 20001025 | NO | FAA | 245086 | SUCCESSOR |
| LAS VEGAS | MUNICIPAL AIRPORT | NM | 23054 | LVS | 35 | 39 | 15 | N | -105 | 08 | 33 | W | 20001011 | NO | FAA | 294856 | SUCCESSOR |
| LEWISTON | LEWISTON-NEZ PERCE COUNTY AP | ID | 24149 | LWS | 46 | 22 | 29 | N | -117 | 00 | 52 | W | 19950701 | YES | NWS | 105241 | SUCCESSOR |
| LEWISTOWN | LEWISTOWN MUNICIPAL ARPT | MT | 24036 | LWT | 47 | 02 | 57 | N | -109 | 28 | 00 | W | 20001214 | NO | FAA | 244985 | SUCCESSOR |
| LEADVILLE | LEADVILLE/LAKE COUNTY APT | CO | 93009 | LXV | 39 | 13 | 41 | N | -106 | 18 | 58 | W | 19980730 | NO | NWS | 058064 | SURROGATE |
| LYNCHBURG | MUNICIPAL AIRPORT | VA | 13733 | LYH | 37 | 20 | 15 | N | -079 | 12 | 24 | W | 19960801 | YES | NWS | 445120 | SUCCESSOR |
| MIDLAND-ODESSA | MIDLAND INTERNATIONAL AIRPORT | TX | 23023 | MAF | 31 | 55 | 56 | N | -102 | 12 | 29 | W | 19960301 | YES | NWS | 415890 | SURROGATE |
| SAGINAW | TRI CITY INTERNATIONAL APT | MI | 14845 | MBS | 43 | 31 | 59 | N | -084 | 04 | 47 | W | 19980909 | NO | FAA | 207227 | SURROGATE |
| MCCOMB | MCCOMB-PIKE COUNTY AIRPORT | MS | 93919 | MCB | 31 | 10 | 42 | N | -090 | 28 | 19 | W | 20000927 | NO | FAA | 225614 | SUCCESSOR |
| MCGRATH | MCGRATH AIRPORT | AK | 26510 | MCG | 62 | 57 | 12 | N | -155 | 36 | 12 | W | 19980701 | YES | NWS | 505769 | SURROGATE |
| KANSAS CITY | INTERNATIONAL AIRPORT | MO | 03947 | MCI | 39 | 17 | 57 | N | -094 | 43 | 04 | W | 19950701 | YES | NWS | 234358 | SUCCESSOR |
| MCCOOK | MCCOOK MUNICIPAL AIRPORT | NE | 94040 | MCK | 40 | 12 | 23 | N | -100 | 35 | 29 | W | 19961204 | NO | FAA | 255310 | SURROGATE |
| MACON | MIDDLE GA REGIONAL AIRPORT | GA | 03813 | MCN | 32 | 41 | 16 | N | -083 | 39 | 16 | W | 19940501 | YES | NWS | 095443 | SUCCESSOR |
| ORLANDO | INTERNATIONAL AIRPORT | FL | 12815 | MCO | 28 | 26 | 02 | N | -081 | 19 | 30 | W | 19960701 | YES | NWS | 086628 | SUCCESSOR |
| MASON CITY | MASON CITY MUNI. AIRPORT | IA | 14940 | MCW | 43 | 09 | 28 | N | -093 | 19 | 53 | W | 20000817 | NO | FAA | 135235 | SUCCESSOR |
| MIDDLETOWN/HARRISBURG | HARRISBURG INTN'L AIRPORT | PA | 14711 | MDT | 40 | 11 | 37 | N | -076 | 45 | 48 | W | 20001201 | YES | FAA | 363699 | SURROGATE |
| CHICAGO | CHICAGO MIDWAY AIRPORT | IL | 14819 | MDW | 41 | 47 | 10 | N | -087 | 45 | 08 | W | 19970410 | NO | FAA | 111577 | SURROGATE |
| MEACHAM | MEACHAM | OR | 24152 | MEH | 45 | 30 | 41 | N | -118 | 25 | 29 | W | 19980507 | NO | NWS | 356634 | SURROGATE |
| MERIDIAN | KEY FIELD | MS | 13865 | MEI | 32 | 19 | 59 | N | -088 | 45 | 04 | W | 19950701 | YES | NWS | 225776 | SUCCESSOR |
| MEMPHIS | INTERNATIONAL AIRPORT | TN | 13893 | MEM | 35 | 03 | 40 | N | -089 | 59 | 06 | W | 19990430 | YES | FAA | 405954 | SUCCESSOR |
| MANSFIELD | LAHM MUNICIPAL AIRPORT | OH | 14891 | MFD | 40 | 49 | 13 | N | -082 | 31 | 04 | W | 19960201 | YES | NWS | 334865 | SUCCESSOR |
| MCALLEN | MILLER INT'L AIRPORT | TX | 12959 | MFE | 26 | 10 | 31 | N | -098 | 14 | 18 | W | 19960930 | NO | FAA | 415702 | SURROGATE |
| MARSHFIELD | MARSHFIELD MUNICIPAL AIRPORT | WI | 94985 | MFI | 44 | 38 | 13 | N | -090 | 11 | 21 | W | 19951024 | NO | FAA | 475120 | SURROGATE |
| MEDFORD | ROGUE VALLEY INTNRL AIRPT | OR | 24225 | MFR | 42 | 23 | 21 | N | -122 | 52 | 17 | W | 19980101 | YES | NWS | 355429 | SUCCESSOR |
| MONTGOMERY | DANNELLY FIELD | AL | 13895 | MGM | 32 | 18 | 02 | N | -086 | 23 | 39 | W | 19950701 | YES | NWS | 015550 | SUCCESSOR |
| MORGANTOWN | MUNICIPAL - HART FIELD | WV | 13736 | MGW | 39 | 38 | 34 | N | -079 | 54 | 59 | W | 19990106 | NO | FAA | 466202 | SURROGATE |
| MITCHELL | MITCHELL MUNICIPAL AIRPORT | SD | 94950 | MHE | 43 | 46 | 37 | N | -098 | 02 | 15 | W | 19990901 | NO | FAA | 395671 | SURROGATE |
| MOUNT SHASTA | FOREST SERVICE BLDG. | CA | 24215 | MHS | 41 | 19 | 57 | N | -122 | 19 | 58 | W | 19960801 | NO | NWS | 045983 | SURROGATE |
| MIAMI | INTERNATIONAL AIRPORT | FL | 12839 | MIA | 25 | 49 | 26 | N | -080 | 17 | 59 | W | 19960701 | YES | NWS | 085663 | SUCCESSOR |
| MILLVILLE | MILLVILLE MUNICIPAL AIRPT | NJ | 13735 | MIV | 39 | 21 | 58 | N | -075 | 04 | 42 | W | 19990217 | NO | FAA | 285581 | SUCCESSOR |
| MARSHALLTOWN | MARSHALLTOWN MUNICIPAL AP | IA | 94988 | MIW | 42 | 06 | 46 | N | -092 | 55 | 03 | W | 19960904 | NO | FAA | 135198 | SURROGATE |
| KANSAS CITY | KANSAS CITY DWTN AIRPORT | MO | 13988 | MKC | 39 | 07 | 24 | N | -094 | 35 | 33 | W | 19971113 | NO | FAA | 234359 | SURROGATE |
| MILWAUKEE | GENERAL MITCHELL FIELD | WI | 14839 | MKE | 42 | 56 | 48 | N | -087 | 53 | 49 | W | 19950701 | YES | NWS | 475479 | SUCCESSOR |
| MUSKEGON | MUSKEGON COUNTY AIRPORT | MI | 14840 | MKG | 43 | 10 | 16 | N | -086 | 14 | 12 | W | 19960501 | YES | NWS | 205712 | SUCCESSOR |
| MOLOKAI | KAUNAKAKAI MOLOKAI AIRPORT | HI | 22534 | MKK | 21 | 09 | 26 | N | -157 | 05 | 55 | W | 19990601 | NO | NWS | 516534 | SURROGATE |
| JACKSON | MCKELLAR-SIPES AIRPORT | TN | 03811 | MKL | 35 | 35 | 35 | N | -088 | 55 | 00 | W | 19970603 | NO | FAA | 404556 | SURROGATE |
| MCALESTER | MUNICIPAL AIRPORT | OK | 93950 | MLC | 34 | 53 | 56 | N | -095 | 47 | 00 | W | 19960715 | NO | FAA | 345664 | SURROGATE |
| MILFORD | MILFORD AIRPORT | UT | 23176 | MLF | 38 | 26 | 36 | N | -113 | 01 | 42 | W | 19960801 | NO | NWS | 425654 | SURROGATE |
| MOLINE | QUAD CITY AIRPORT | IL | 14923 | MLI | 41 | 27 | 55 | N | -090 | 31 | 24 | W | 19950701 | YES | NWS | 115751 | SUCCESSOR |
| MILES CITY | FRANK WILEY FIELD AIRPORT | MT | 24037 | MLS | 46 | 25 | 41 | N | -105 | 53 | 10 | W | 20001102 | NO | FAA | 245690 | SUCCESSOR |
| MONROE | MONROE REGIONAL AIRPORT | LA | 13942 | MLU | 32 | 30 | 39 | N | -092 | 02 | 15 | W | 19980624 | NO | FAA | 166303 | SURROGATE |
| MERIDEN | MERIDEN-MARKHAM MUNI AIRPT | CT | 54788 | MMK | 41 | 30 | 35 | N | -072 | 49 | 40 | W | 19990804 | NO | FAA | 064767 | SURROGATE |
| MOBILE | BATES FIELD | AL | 13894 | MOB | 30 | 41 | 18 | N | -088 | 14 | 44 | W | 19960201 | YES | NWS | 015478 | SUCCESSOR |
| MODESTO | CITY-COUNTY-SHAM FIELD | CA | 23258 | MOD | 37 | 37 | 33 | N | -120 | 57 | 12 | W | 19980513 | NO | FAA | 045738 | SURROGATE |
| BARRE/MONTPELIER | KNAPP STATE AIRPORT | VT | 94705 | MPV | 44 | 12 | 12 | N | -072 | 34 | 46 | W | 19960618 | NO | FAA | 435278 | SURROGATE |
| MILTON | BLUE HILL OBSERVATORY | MA | 14753 | MQE | 42 | 12 | 44 | N | -071 | 06 | 53 | W | 19981015 | YES | NWS | 190736 | SUCCESSOR |
| MARTINSBURG | ERN W VIRGINIA RGNL ARPT | WV | 13734 | MRB | 39 | 24 | 07 | N | -077 | 59 | 04 | W | 20001129 | NO | FAA | 465707 | SUCCESSOR |
| MONTEREY | MONTEREY PENINSULA AIRPORT | CA | 23259 | MRY | 36 | 35 | 17 | N | -121 | 50 | 43 | W | 19980325 | NO | FAA | 045795 | SURROGATE |
| MUSCLE SHOALS | NORTH WEST ALABAMA REG AP | AL | 13896 | MSL | 34 | 44 | 43 | N | -087 | 36 | 37 | W | 19970408 | NO | FAA | 015749 | SURROGATE |
| MADISON | DANE COUNTY REGIONAL AIRPORT | WI | 14837 | MSN | 43 | 08 | 26 | N | -089 | 20 | 43 | W | 19960401 | YES | NWS | 474961 | SUCCESSOR |
| MISSOULA | MISSOULA INT'L AIRPORT | MT | 24153 | MSO | 46 | 55 | 15 | N | -114 | 05 | 33 | W | 19960901 | YES | NWS | 245745 | SUCCESSOR |
| MINNEAPOLIS-ST.PAUL | INTERNATIONAL AIRPORT | MN | 14922 | MSP | 44 | 52 | 59 | N | -093 | 13 | 44 | W | 19960601 | YES | NWS | 215435 | SUCCESSOR |
| MASSENA | INTERNATIONAL/RICHARDS FD | NY | 94725 | MSS | 44 | 56 | 09 | N | -074 | 50 | 44 | W | 20000913 | NO | FAA | 305134 | SURROGATE |
| NEW ORLEANS | NEW ORLEANS INT'L AIRPORT | LA | 12916 | MSY | 29 | 59 | 34 | N | -090 | 15 | 03 | W | 19960501 | YES | NWS | 166660 | SUCCESSOR |
| MINERAL WELLS | MINERAL WELLS AIRPORT | TX | 93985 | MWL | 32 | 46 | 56 | N | -098 | 03 | 40 | W | 20001206 | NO | FAA | 415958 | SUCCESSOR |
| MCCALL | MCCALL AIRPORT | ID | 94182 | MYL | 44 | 53 | 20 | N | -116 | 06 | 06 | W | 19970916 | NO | NWS | 105708 | SURROGATE |
| GARRISON | GARRISON | ND | 94041 | N60 | 47 | 39 | 45 | N | -101 | 26 | 22 | W | 19980521 | NO | NWS | 323376 | SURROGATE |
| NEW YORK C.PARK | CENTRAL PARK OBSERVATORY | NY | 94728 | NYC | 40 | 47 | N | -073 | 58 | W | 19951101 | YES | NWS | 305801 | SUCCESSOR | ||
| OAKLAND | METRO OAKLAND INTL AIRPORT | CA | 23230 | OAK | 37 | 45 | 17 | N | -122 | 13 | 15 | W | 20000112 | NO | FAA | 046144 | SURROGATE |
| ORD | EVELYN SHARP FIELD AIRPORT | NE | 94958 | ODX | 41 | 37 | 25 | N | -098 | 57 | 06 | W | 20000830 | NO | FAA | 256040 | SURROGATE |
| NORFOLK | KARL STEFAN MEMORIAL AIRPORT | NE | 14941 | OFK | 41 | 58 | 50 | N | -097 | 26 | 13 | W | 19960401 | YES | NWS | 255995 | SUCCESSOR |
| KAHULUI | KAHULUI AIRPORT | HI | 22516 | OGG | 20 | 54 | 07 | N | -156 | 25 | 59 | W | 19980301 | YES | NWS | 512572 | SURROGATE |
| OKLAHOMA CITY | WILL ROGERS WORLD AIRPORT | OK | 13967 | OKC | 35 | 23 | 19 | N | -097 | 36 | 01 | W | 19921001 | YES | NWS | 346661 | SURROGATE |
| OLYMPIA | OLYMPIA AIRPORT | WA | 24227 | OLM | 46 | 58 | 24 | N | -122 | 54 | 12 | W | 19951101 | YES | NWS | 456114 | SUCCESSOR |
| OMAHA | EPPLEY AIRFIELD | NE | 14942 | OMA | 41 | 18 | 37 | N | -095 | 53 | 57 | W | 19960222 | YES | FAA | 256255 | SURROGATE |
| NOME | NOME AIRPORT | AK | 26617 | OME | 64 | 30 | 48 | N | -165 | 26 | 36 | W | 19980701 | YES | NWS | 506496 | SURROGATE |
| OMAK | OMAK AIRPORT | WA | 94197 | OMK | 48 | 27 | 52 | N | -119 | 31 | 01 | W | 19980217 | NO | FAA | 456123 | SURROGATE |
| ONTARIO | ONTARIO INTERNATIONAL ARPT | CA | 03102 | ONT | 34 | 03 | 22 | N | -117 | 36 | 01 | W | 19980527 | NO | FAA | 043120 | SURROGATE |
| OAK RIDGE | OAK RIDGE | TN | 53868 | OQT | 36 | 01 | 22 | N | -084 | 14 | 00 | W | 19980901 | YES | NWS | 406750 | SPECIAL |
| CHICAGO | OHARE INTERNATIONAL AIRPORT | IL | 94846 | ORD | 41 | 59 | 10 | N | -087 | 54 | 51 | W | 19960201 | YES | NWS | 111549 | SUCCESSOR |
| NORFOLK | INTERNATIONAL AIRPORT | VA | 13737 | ORF | 36 | 54 | 13 | N | -076 | 11 | 31 | W | 19960301 | YES | NWS | 446139 | SURROGATE |
| WORCESTER | WORCESTER REGIONAL AIRPORT | MA | 94746 | ORH | 42 | 16 | 02 | N | -071 | 52 | 34 | W | 19950701 | YES | NWS | 199923 | SURROGATE |
| NORTHWAY | NORTHWAY AIRPORT | AK | 26412 | ORT | 62 | 57 | 41 | N | -141 | 56 | 45 | W | 20000320 | NO | FAA | 506586 | SURROGATE |
| OSHKOSH | WHITTMAN REGIONAL AIRPORT | WI | 94855 | OSH | 43 | 59 | 04 | N | -088 | 33 | 25 | W | 19960417 | NO | FAA | 476330 | SURROGATE |
| OTTUMWA | OTTUMWA INDUSTRIAL ARPT | IA | 14950 | OTM | 41 | 06 | 24 | N | -092 | 26 | 53 | W | 20000817 | NO | FAA | 136389 | SURROGATE |
| KOTZEBUE | WIEN MEMORIAL AIRPORT | AK | 26616 | OTZ | 66 | 53 | 06 | N | -162 | 35 | 48 | W | 19971201 | YES | NWS | 505076 | SURROGATE |
| OXNARD | OXNARD AIRPORT | CA | 93110 | OXR | 34 | 12 | 03 | N | -119 | 12 | 23 | W | 19980304 | NO | FAA | 046569 | SURROGATE |
| MEDICINE LODGE | MEDICINE LODGE | KS | 03957 | P28 | 37 | 17 | 02 | N | -098 | 33 | 10 | W | 19980205 | NO | NWS | 145173 | SURROGATE |
| CALIENTE | CALIENTE AIRPORT | NV | 03163 | P38 | 37 | 36 | 44 | N | -114 | 31 | 35 | W | 19970807 | NO | NWS | 261358 | SURROGATE |
| PORT HOPE | PORT HOPE | MI | 94898 | P58 | 44 | 01 | 19 | N | -082 | 47 | 35 | W | 19990624 | NO | NWS | 203585 | SURROGATE |
| COPPER HARBOR | COPPER HARBOR | MI | 94899 | P59 | 47 | 28 | 01 | N | -087 | 52 | 30 | W | 19980730 | NO | NWS | 203908 | SURROGATE |
| YELLOWSTONE LAKE | YELLOWSTONE LAKE | WY | 94173 | P60 | 44 | 32 | 40 | N | -110 | 25 | 16 | W | 19980813 | NO | NWS | 485345 | SURROGATE |
| EUREKA | EUREKA | NV | 03170 | P68 | 39 | 36 | 05 | N | -116 | 00 | 20 | W | 19970813 | NO | NWS | 262708 | SURROGATE |
| LOWELL | LOWELL AIRPORT | ID | 04109 | P69 | 46 | 08 | 39 | N | -115 | 35 | 47 | W | 19970501 | NO | NWS | 103143 | SURROGATE |
| PADUCAH | BARKLEY REGIONAL ARPT | KY | 03816 | PAH | 37 | 03 | 23 | N | -088 | 46 | 26 | W | 19950801 | YES | NWS | 156110 | SUCCESSOR |
| WEST PALM BEACH | PALM BEACH INTERNATIONAL AP | FL | 12844 | PBI | 26 | 41 | 05 | N | -080 | 05 | 58 | W | 19930401 | YES | NWS | 089525 | SUCCESSOR |
| PENDLETON | MUNICIPAL AIRPORT | OR | 24155 | PDT | 45 | 41 | 54 | N | -118 | 50 | 03 | W | 19950601 | YES | NWS | 356546 | SUCCESSOR |
| PORTLAND | INTERNATIONAL AIRPORT | OR | 24229 | PDX | 45 | 35 | 27 | N | -122 | 36 | 01 | W | 19951101 | YES | NWS | 356751 | SUCCESSOR |
| PANAMA CITY | PANAMA CITY-BAY CO. INT AP | FL | 03882 | PFN | 30 | 12 | 43 | N | -085 | 40 | 58 | W | 19980716 | NO | FAA | 086842 | SURROGATE |
| PHILADELPHIA | INTERNATIONAL AIRPORT | PA | 13739 | PHL | 39 | 52 | 06 | N | -075 | 13 | 52 | W | 19951201 | YES | NWS | 366889 | SUCCESSOR |
| PHILIP | PHILIP AIRPORT | SD | 24024 | PHP | 44 | 03 | 04 | N | -101 | 36 | 04 | W | 19980626 | NO | NWS | 396552 | SURROGATE |
| PHOENIX | SKY HARBOR INTL AIRPORT | AZ | 23183 | PHX | 33 | 26 | 35 | N | -111 | 59 | 25 | W | 19940301 | YES | NWS | 026481 | SUCCESSOR |
| PEORIA | GREATER PEORIA AIRPORT | IL | 14842 | PIA | 40 | 40 | 03 | N | -089 | 41 | 02 | W | 19951001 | YES | NWS | 116711 | SUCCESSOR |
| POCATELLO | MUNICIPAL AIRPORT | ID | 24156 | PIH | 42 | 55 | 13 | N | -112 | 34 | 16 | W | 19960301 | YES | NWS | 107211 | SUCCESSOR |
| PIERRE | PIERRE REGIONAL AIRPORT | SD | 24025 | PIR | 44 | 22 | 58 | N | -100 | 17 | 09 | W | 20000907 | NO | FAA | 396597 | SUCCESSOR |
| PITTSBURGH | GREATER PITTSBURGH INTL AP | PA | 94823 | PIT | 40 | 30 | 05 | N | -080 | 13 | 52 | W | 19960701 | YES | NWS | 366993 | SUCCESSOR |
| PARKERSBURG | WOOD COUNTY AIRPORT | WV | 03804 | PKB | 39 | 20 | 42 | N | -081 | 26 | 21 | W | 20001108 | NO | FAA | 466849 | SURROGATE |
| PELLSTON | PELLSTON REGIONAL AIRPORT | MI | 14841 | PLN | 45 | 34 | 15 | N | -084 | 47 | 46 | W | 20000824 | NO | FAA | 206438 | SUCCESSOR |
| PONCA CITY | PONCA CITY MUNICIPAL ARPT | OK | 13969 | PNC | 36 | 43 | 50 | N | -097 | 05 | 59 | W | 20001108 | NO | FAA | 347201 | SUCCESSOR |
| PENSACOLA | PENSACOLA REGIONAL AIRPT | FL | 13899 | PNS | 30 | 28 | 23 | N | -087 | 11 | 15 | W | 19971201 | YES | FAA | 086997 | SURROGATE |
| POPLAR BLUFF | POPLAR BUFF MUNI AIRPORT | MO | 03975 | POF | 36 | 46 | 21 | N | -090 | 19 | 29 | W | 19971120 | NO | NWS | 236791 | SURROGATE |
| POUGHKEEPSIE | DUTCHESS COUNTY AIRPORT | NY | 14757 | POU | 41 | 37 | 36 | N | -073 | 53 | 03 | W | 20000927 | NO | FAA | 306820 | SURROGATE |
| PASO ROBLES | PASO ROBLES MUNICIPAL ARPT | CA | 93209 | PRB | 35 | 40 | 22 | N | -120 | 37 | 37 | W | 20010118 | NO | FAA | 046742 | SUCCESSOR |
| PALM SPRINGS | PALM SPRINGS REGIONAL APT | CA | 93138 | PSP | 33 | 49 | 41 | N | -116 | 30 | 19 | W | 19980218 | NO | FAA | 046635 | SURROGATE |
| PALACIOS | PALACIOS MUNICIPAL AIRPORT | TX | 12935 | PSX | 28 | 43 | 39 | N | -096 | 15 | 03 | W | 20001018 | NO | FAA | 416750 | SUCCESSOR |
| PONTIAC | OAKLAND CO. INTNL AIRPORT | MI | 94817 | PTK | 42 | 39 | 54 | N | -083 | 25 | 05 | W | 19980820 | NO | FAA | 914851 | SURROGATE |
| PUEBLO | MEMORIAL AIRPORT | CO | 93058 | PUB | 38 | 17 | 24 | N | -104 | 29 | 54 | W | 19921001 | YES | NWS | 056740 | SUCCESSOR |
| PROVIDENCE | THEO FRANCIS GREEN STATE AP | RI | 14765 | PVD | 41 | 43 | 19 | N | -071 | 25 | 57 | W | 19950901 | YES | NWS | 376698 | SUCCESSOR |
| PORTLAND | PORTLAND INTERNATIONAL JETPORT | ME | 14764 | PWM | 43 | 38 | 32 | N | -070 | 18 | 16 | W | 19940801 | YES | NWS | 176905 | SUCCESSOR |
| RAPID CITY | RAPID CITY REGIONAL AIRPORT | SD | 24090 | RAP | 44 | 02 | 44 | N | -103 | 03 | 14 | W | 19950901 | YES | NWS | 396937 | SUCCESSOR |
| ROSEBURG | ROSEBURG REGIONAL ARPT | OR | 24231 | RBG | 43 | 14 | 20 | N | -123 | 21 | 17 | W | 19970625 | NO | FAA | 357331 | SURROGATE |
| RED BLUFF | MUNICIPAL AIRPORT | CA | 24216 | RBL | 40 | 09 | 07 | N | -122 | 15 | 13 | W | 19951001 | NO | NWS | 047292 | SURROGATE |
| REDDING | REDDING MUNICIPAL | CA | 24257 | RDD | 40 | 30 | 54 | N | -122 | 18 | 48 | W | 19960701 | YES | NWS | 047304 | SURROGATE |
| READING | READING REGIONAL AIRPORT | PA | 14712 | RDG | 40 | 22 | 24 | N | -075 | 57 | 34 | W | 19990217 | NO | FAA | 367322 | SURROGATE |
| REDMOND | ROBERTS FIELD | OR | 24230 | RDM | 44 | 15 | 15 | N | -121 | 09 | 00 | W | 20000420 | NO | FAA | 357062 | SURROGATE |
| RALEIGH | RALEIGH-DURHAM AIRPORT | NC | 13722 | RDU | 35 | 52 | 14 | N | -078 | 47 | 11 | W | 19960201 | YES | NWS | 317069 | SUCCESSOR |
| ROME | SCA ASOS | OR | 94107 | REO | 42 | 35 | 26 | N | -117 | 51 | 52 | W | 19980318 | NO | NWS | 357310 | SURROGATE |
| ROCKFORD | GREATER ROCKFORD AIRPORT | IL | 94822 | RFD | 42 | 11 | 46 | N | -089 | 05 | 33 | W | 19950701 | YES | NWS | 117382 | SUCCESSOR |
| RICHMOND | R.E.BYRD INTERNATIONAL AP. | VA | 13740 | RIC | 37 | 30 | 40 | N | -077 | 19 | 24 | W | 19951001 | YES | NWS | 447201 | SUCCESSOR |
| ROME | R.B. RUSSEL AIRPORT | GA | 93801 | RMG | 34 | 20 | 52 | N | -085 | 09 | 40 | W | 19970331 | NO | NWS | 097600 | SURROGATE |
| RENO | CANNON INTERNATIONAL AP | NV | 23185 | RNO | 39 | 29 | 02 | N | -119 | 46 | 16 | W | 19950901 | YES | NWS | 266779 | SUCCESSOR |
| ROANOKE | WOODRUM AIRPORT | VA | 13741 | ROA | 37 | 19 | 01 | N | -079 | 58 | 27 | W | 19960501 | YES | NWS | 447285 | SUCCESSOR |
| ROCHESTER | ROCHESTER-MONROE COUNTY AP | NY | 14768 | ROC | 43 | 07 | 00 | N | -077 | 40 | 36 | W | 19960701 | YES | NWS | 307167 | SUCCESSOR |
| ROSWELL | INDUSTRIAL AIR CENTER AP | NM | 23009 | ROW | 33 | 18 | 29 | N | -104 | 32 | 28 | W | 19961001 | YES | NWS | 297610 | SUCCESSOR |
| RUSSELL | MUNICIPAL AIRPORT | KS | 93997 | RSL | 38 | 52 | 20 | N | -098 | 49 | 41 | W | 19951214 | NO | FAA | 147046 | SURROGATE |
| ROCHESTER | MUNICIPAL AIRPORT | MN | 14925 | RST | 43 | 54 | 15 | N | -092 | 29 | 30 | W | 19960601 | YES | NWS | 217004 | SUCCESSOR |
| FT MYERS | SOUTHWEST FL INTERN AIRPT | FL | 12894 | RSW | 26 | 32 | 10 | N | -081 | 45 | 18 | W | 19980521 | NO | FAA | 083186 | SURROGATE |
| RATON | RATON MUNI/CREWS FIELD APT | NM | 23052 | RTN | 36 | 44 | 29 | N | -104 | 30 | 06 | W | 19980827 | NO | NWS | 295490 | SURROGATE |
| REDWOOD FALLS | MUNICIPAL AIRPORT | MN | 14992 | RWF | 44 | 32 | 50 | N | -095 | 04 | 56 | W | 20000824 | NO | FAA | 216835 | SUCCESSOR |
| RAWLINS | MUNICIPAL AIRPORT | WY | 24057 | RWL | 41 | 48 | 23 | N | -107 | 12 | 00 | W | 20000928 | NO | FAA | 487533 | SURROGATE |
| SACRAMENTO | EXECUTIVE AIRPORT | CA | 23232 | SAC | 38 | 30 | 45 | N | -121 | 29 | 33 | W | 19980415 | YES | FAA | 047630 | SURROGATE |
| SAFFORD | SAFFORD MUNI AIRPORT | AZ | 93084 | SAD | 32 | 51 | 17 | N | -109 | 38 | 07 | W | 19970903 | NO | NWS | 027390 | SURROGATE |
| SAN DIEGO | LINDBERGH FIELD | CA | 23188 | SAN | 32 | 44 | 05 | N | -117 | 10 | 07 | W | 19960801 | YES | NWS | 047740 | SUCCESSOR |
| SAN ANTONIO | INTERNATIONAL AIRPORT | TX | 12921 | SAT | 29 | 31 | 58 | N | -098 | 27 | 49 | W | 19950601 | YES | NWS | 417945 | SUCCESSOR |
| SAVANNAH | MUNICIPAL AIRPORT | GA | 03822 | SAV | 32 | 07 | 08 | N | -081 | 12 | 08 | W | 19960401 | YES | NWS | 097847 | SUCCESSOR |
| SANTA BARBARA | MUNICIPAL AP | CA | 23190 | SBA | 34 | 25 | 34 | N | -119 | 50 | 37 | W | 19980304 | NO | FAA | 047905 | SURROGATE |
| SOUTH BEND | MICHIANA REGIONAL AIRPORT | IN | 14848 | SBN | 41 | 42 | 26 | N | -086 | 19 | 59 | W | 19960701 | YES | NWS | 128187 | SUCCESSOR |
| STOCKTON | METROPOLITAN AIRPORT | CA | 23237 | SCK | 37 | 53 | 39 | N | -121 | 14 | 14 | W | 19961101 | YES | NWS | 048558 | SUCCESSOR |
| SANDBERG | SANDBERG | CA | 23187 | SDB | 34 | 44 | 37 | N | -118 | 43 | 28 | W | 19960401 | NO | NWS | 047735 | SURROGATE |
| LOUISVILLE | STANDIFORD FIELD | KY | 93821 | SDF | 38 | 10 | 38 | N | -085 | 43 | 47 | W | 19940801 | YES | NWS | 154954 | SUCCESSOR |
| SEATTLE | SEATTLE-TACOMA AIRPORT | WA | 24233 | SEA | 47 | 27 | 41 | N | -122 | 18 | 49 | W | 19961001 | YES | NWS | 457473 | SUCCESSOR |
| ORLANDO | ORLANDO SANFORD AIRPORT | FL | 12854 | SFB | 28 | 46 | 47 | N | -081 | 14 | 37 | W | 19990224 | NO | FAA | 087982 | SURROGATE |
| SAN FRANCISCO | INTERNATIONAL AIRPORT | CA | 23234 | SFO | 37 | 37 | 11 | N | -122 | 23 | 53 | W | 19961001 | YES | NWS | 047769 | SUCCESSOR |
| SPRINGFIELD | REGIONAL AIRPORT | MO | 13995 | SGF | 37 | 14 | 23 | N | -093 | 23 | 23 | W | 19951101 | YES | FAA | 237976 | SUCCESSOR |
| SHELTON | SHELTON SANDERSON FIELD | WA | 94227 | SHN | 47 | 14 | 17 | N | -123 | 08 | 51 | W | 19980522 | NO | NWS | 457584 | SURROGATE |
| SHERIDAN | SHERIDAN COUNTY AIRPORT | WY | 24029 | SHR | 44 | 46 | 26 | N | -106 | 58 | 35 | W | 19961201 | YES | NWS | 488155 | SURROGATE |
| SHREVEPORT | SHREVEPORT REGIONAL AIRPORT | LA | 13957 | SHV | 32 | 26 | 49 | N | -093 | 49 | 27 | W | 19951001 | YES | NWS | 168440 | SUCCESSOR |
| SITKA | SITKA AIRPORT | AK | 25333 | SIT | 57 | 02 | 54 | N | -135 | 21 | 36 | W | 19961201 | NO | FAA | 508494 | SURROGATE |
| MONTAGUE | SISKIYOU COUNTY AIRPORT | CA | 24259 | SIY | 41 | 46 | 53 | N | -122 | 28 | 05 | W | 20010110 | NO | FAA | 049866 | SURROGATE |
| SAN JOSE | CA | 23293 | SJC | 047821 | SURROGATE | ||||||||||||
| SAN ANGELO | MATHIS FIELD | TX | 23034 | SJT | 31 | 21 | 05 | N | -100 | 29 | 38 | W | 19960201 | YES | NWS | 417943 | SUCCESSOR |
| SAN JUAN | ISLA VERDE INTL AIRPORT | PR | 11641 | SJU | 18 | 26 | 29 | N | -066 | 00 | 08 | W | 19960501 | YES | NWS | 668812 | SUCCESSOR |
| SALT LAKE CITY | INTERNATIONAL AIRPORT | UT | 24127 | SLC | 40 | 47 | 13 | N | -111 | 58 | 05 | W | 19980301 | YES | NWS | 427598 | SUCCESSOR |
| SALEM | MC NARY FIELD | OR | 24232 | SLE | 44 | 54 | 28 | N | -122 | 59 | 42 | W | 19950701 | YES | NWS | 357500 | SUCCESSOR |
| SALINA | MUNICIPAL AIRPORT | KS | 03919 | SLN | 38 | 48 | 48 | N | -097 | 39 | 39 | W | 19951214 | NO | FAA | 147160 | SURROGATE |
| STAMPEDE PASS | TOP OF CASCADE MTNS. | WA | 24237 | SMP | 47 | 17 | 36 | N | -121 | 20 | 14 | W | 19940201 | NO | NWS | 458009 | SURROGATE |
| SANTA MARIA | SANTA MARIA PUBLIC AIRPORT | CA | 23273 | SMX | 34 | 54 | 58 | N | -120 | 27 | 55 | W | 19960801 | YES | NWS | 047946 | SUCCESSOR |
| ST. PAUL ISLAND | ST. PAUL ISLAND AIRPORT | AK | 25713 | SNP | 57 | 09 | 48 | N | -170 | 13 | 12 | W | 19970101 | YES | NWS | 508118 | SURROGATE |
| SALINAS | MUNICIPAL AIRPORT | CA | 23233 | SNS | 36 | 39 | 48 | N | -121 | 36 | 19 | W | 19980909 | NO | FAA | 047669 | SURROGATE |
| SIDNEY | MUNICIPAL AIRPORT | NE | 24030 | SNY | 41 | 06 | 05 | N | -102 | 59 | 05 | W | 19951214 | NO | FAA | 257835 | SURROGATE |
| ST PETERSBURG | WHITTED AIRPORT | FL | 92806 | SPG | 27 | 45 | 53 | N | -082 | 37 | 39 | W | 19980617 | NO | FAA | 087886 | SUCCESSOR |
| SPRINGFIELD | CAPITAL AIRPORT | IL | 93822 | SPI | 39 | 50 | 43 | N | -089 | 41 | 02 | W | 19951201 | YES | NWS | 118179 | SUCCESSOR |
| WICHITA FALLS | SHEPPARD AIR FORCE BASE | TX | 13966 | SPS | 33 | 58 | 43 | N | -098 | 29 | 34 | W | 19930501 | YES | NWS | 419729 | SUCCESSOR |
| SPENCER | SPENCER MUNICIPAL AIRPORT | IA | 14972 | SPW | 43 | 09 | 52 | N | -095 | 12 | 06 | W | 19960919 | NO | FAA | 137844 | SURROGATE |
| BRUNSWICK | MALCOLM MCKINNON AIRPORT | GA | 13878 | SSI | 31 | 15 | 06 | N | -081 | 23 | 29 | W | 20001025 | NO | FAA | 091345 | SURROGATE |
| SAINT CLOUD | MUNICIPAL AIRPORT | MN | 14926 | STC | 45 | 32 | 41 | N | -094 | 03 | 07 | W | 19950601 | YES | NWS | 217294 | SUCCESSOR |
| ST. JOSEPH | ROSECRANS MEMORIAL AP | MO | 13993 | STJ | 39 | 46 | 25 | N | -094 | 54 | 24 | W | 19960919 | NO | FAA | 237435 | SURROGATE |
| ST. LOUIS | INTERNATIONAL AIRPORT | MO | 13994 | STL | 38 | 45 | 09 | N | -090 | 22 | 25 | W | 19960601 | YES | NWS | 237455 | SUCCESSOR |
| SANTA ROSA | CA | 23213 | 047965 | SURROGATE | |||||||||||||
| CHARLOTTE A. (ST THOMAS) | CYRIL E KING INTNAL ARPT | VI | 11640 | STT | 18 | 20 | 25 | N | -064 | 58 | 12 | W | 19980810 | NO | FAA | 678905 | SURROGATE |
| CHRISTIANSTED | HENRY E. ROHLSEN AIRPORT | VI | 11624 | STX | 17 | 42 | 14 | N | -064 | 47 | 56 | W | 20000808 | NO | FAA | 670198 | SURROGATE |
| SIOUX CITY | MUNICIPAL AIRPORT | IA | 14943 | SUX | 42 | 23 | 29 | N | -096 | 22 | 45 | W | 19950601 | YES | NWS | 137708 | SUCCESSOR |
| STILLWATER | STILLWATER REGIONAL ARPT | OK | 03965 | SWO | 36 | 09 | 37 | N | -097 | 05 | 09 | W | 19961015 | NO | FAA | 348501 | SURROGATE |
| SEXTON SUMMIT | TOP OF SEXTON MOUNTAIN | OR | 24235 | SXT | 42 | 37 | 01 | N | -123 | 22 | 51 | W | 19930101 | NO | NWS | 357698 | SURROGATE |
| SYRACUSE | HANCOCK INTERNATIONAL AIRPORT | NY | 14771 | SYR | 43 | 06 | 33 | N | -076 | 06 | 12 | W | 19931101 | YES | NWS | 308383 | SUCCESSOR |
| TANANA | CALHOUN MEMORIAL AIRPORT | AK | 26529 | TAL | 65 | 10 | 28 | N | -152 | 06 | 25 | W | 19991119 | NO | FAA | 509014 | SURROGATE |
| TUCUMCARI | MUNICIPAL AIRPORT | NM | 23048 | TCC | 35 | 10 | 56 | N | -103 | 36 | 11 | W | 20000906 | NO | FAA | 299156 | SURROGATE |
| TUSCALOOSA | TUSCALOOSA MUNICIPAL ARPT. | AL | 93806 | TCL | 33 | 12 | 43 | N | -087 | 36 | 57 | W | 19990107 | NO | FAA | 018380 | SURROGATE |
| TACOMA | TACOMA NARROWS AIRPORT | WA | 94274 | TIW | 47 | 16 | 03 | N | -122 | 34 | 34 | W | 19990114 | NO | FAA | 456803 | SURROGATE |
| TALKEETNA | TALKEETNA AIRPORT | AK | 26528 | TKA | 62 | 19 | 18 | N | -150 | 05 | 30 | W | 19980101 | YES | NWS | 508976 | SURROGATE |
| TALLAHASSEE | MUNICIPAL AIRPORT | FL | 93805 | TLH | 30 | 23 | 35 | N | -084 | 21 | 12 | W | 19960401 | YES | NWS | 088758 | SUCCESSOR |
| TOLEDO | TOLEDO EXPRESS AIRPORT | OH | 94830 | TOL | 41 | 35 | 19 | N | -083 | 48 | 05 | W | 19951201 | YES | NWS | 338357 | SUCCESSOR |
| TOPEKA | MUNICIPAL(PHILIP BILLARD)AP | KS | 13996 | TOP | 39 | 04 | 21 | N | -095 | 37 | 33 | W | 19921201 | YES | NWS | 148167 | SUCCESSOR |
| TAMPA | INTERNATIONAL AIRPORT | FL | 12842 | TPA | 27 | 57 | 41 | N | -082 | 32 | 25 | W | 19951101 | YES | NWS | 088788 | SUCCESSOR |
| TONOPAH | TONOPAH AIRPORT | NV | 23153 | TPH | 38 | 03 | 37 | N | -117 | 05 | 14 | W | 20001129 | NO | FAA | 268170 | SUCCESSOR |
| BRISTOL-JHNSN CTY-KN | TRI-CITY AIRPORT | TN | 13877 | TRI | 36 | 28 | 47 | N | -082 | 23 | 56 | W | 19951001 | YES | NWS | 401094 | SURROGATE |
| THERMAL | DESERT RESORTS THERMAL REGNL ARPT | CA | 03104 | TRM | 33 | 37 | 40 | N | -116 | 09 | 36 | W | 20001011 | NO | FAA | 048892 | SUCCESSOR |
| TULSA | INTERNATIONAL AIRPORT | OK | 13968 | TUL | 36 | 11 | 51 | N | -095 | 53 | 11 | W | 19921001 | YES | NWS | 348992 | SUCCESSOR |
| TUPELO | TUPELO MUNI/LEMONS AIRPORT | MS | 93862 | TUP | 34 | 15 | 39 | N | -088 | 46 | 16 | W | 19930601 | YES | NWS | 229003 | SUCCESSOR |
| TUCSON | INTERNATIONAL AIRPORT | AZ | 23160 | TUS | 32 | 07 | 53 | N | -110 | 57 | 19 | W | 19960101 | YES | NWS | 028820 | SUCCESSOR |
| TRAVERSE CITY | CHERRY CAPITAL ARPT | MI | 14850 | TVC | 44 | 44 | 27 | N | -085 | 34 | 57 | W | 19980611 | NO | FAA | 208251 | SURROGATE |
| SOUTH LAKE TAHOE | LAKE TAHOE AIRPORT | CA | 93230 | TVL | 38 | 53 | 38 | N | -119 | 59 | 43 | W | 20001018 | NO | FAA | 048762 | SURROGATE |
| TWIN FALLS | JOSLIN FIELD-MAGIC VALLEY | ID | 94178 | TWF | 42 | 28 | 55 | N | -114 | 29 | 13 | W | 19970227 | NO | FAA | 109303 | SURROGATE |
| TYLER | TX | 13972 | TYR | 419207 | SURROGATE | ||||||||||||
| KNOXVILLE | MC GHEE TYSON AIRPORT | TN | 13891 | TYS | 35 | 49 | 05 | N | -083 | 59 | 09 | W | 19951001 | YES | NWS | 404950 | SUCCESSOR |
| UTICA | ONEIDA COUNTY AIRPORT | NY | 94794 | UCA | 43 | 08 | 42 | N | -072 | 23 | 02 | W | 20010131 | NO | FAA | 308737 | SUCCESSOR |
| CHICAGO/WAUKEGAN | WAUKEGAN REGIONAL AIRPORT | IL | 14880 | UGN | 42 | 25 | 19 | N | -087 | 52 | 04 | W | 19990901 | NO | FAA | 119029 | SURROGATE |
| QUILLAYUTE | QUILLAYUTE STATE AIRPORT | WA | 94240 | UIL | 47 | 56 | 03 | N | -124 | 33 | 39 | W | 19961201 | YES | NWS | 456858 | SUCCESSOR |
| QUINCY | MUNICIPAL/BALDWIN FIELD | IL | 93989 | UIN | 39 | 56 | 33 | N | -091 | 11 | 40 | W | 20000906 | NO | FAA | 117072 | SURROGATE |
| UKIAH | UKIAH MUNICIPAL AIRPORT | CA | 23275 | UKI | 39 | 07 | 33 | N | -123 | 12 | 03 | W | 20010125 | NO | FAA | 049122 | SURROGATE |
| VICTORIA | VICTORIA REGIONAL AIRPORT | TX | 12912 | VCT | 28 | 51 | 45 | N | -096 | 55 | 47 | W | 19951201 | YES | NWS | 419364 | SURROGATE |
| VERNAL | VERNAL AIRPORT | UT | 94030 | VEL | 40 | 26 | 28 | N | -109 | 30 | 33 | W | 19980129 | NO | FAA | 429111 | SUCCESSOR |
| ROLLA/VICHY | ROLLA NATIONAL AIRPORT | MO | 13997 | VIH | 38 | 07 | 39 | N | -091 | 46 | 10 | W | 19961112 | NO | FAA | 238614 | SURROGATE |
| VALENTINE | MILLER FIELD | NE | 24032 | VTN | 42 | 51 | 31 | N | -100 | 33 | 05 | W | 19951001 | YES | NWS | 258760 | SUCCESSOR |
| WALLOPS ISLAND | WALLOPS FLIGHT FACILITY | VA | 93739 | WAL | 37 | 56 | 26 | N | -075 | 29 | 47 | W | 19960901 | YES | NWS | 448849 | SURROGATE |
| LANCASTER | GEN WILLIAM J. FOX ARPT | CA | 03159 | WJF | 34 | 44 | 27 | N | -118 | 13 | 08 | W | 20001213 | NO | FAA | 046624 | SURROGATE |
| WINNEMUCCA | MUNICIPAL AIRPORT | NV | 24128 | WMC | 40 | 54 | 07 | N | -117 | 48 | 26 | W | 19941001 | YES | NWS | 269171 | SUCCESSOR |
| WORLAND | WORLAND MUNICIPAL AIRPORT | WY | 24062 | WRL | 43 | 57 | 57 | N | -107 | 57 | 03 | W | 20001220 | NO | FAA | 489785 | SUCCESSOR |
| WATSONVILLE | WATSONVILLE MUNICIPAL APT | CA | 23277 | WVI | 36 | 56 | 09 | N | -121 | 47 | 19 | W | 19980723 | NO | FAA | 049473 | SURROGATE |
| YAKUTAT | YAKUTAT AIRPORT | AK | 25339 | YAK | 59 | 30 | 37 | N | -139 | 37 | 40 | W | 19971101 | YES | NWS | 509941 | SURROGATE |
| YAKIMA | YAKIMA MUNICIPAL AIRPORT | WA | 24243 | YKM | 46 | 33 | 51 | N | -120 | 32 | 01 | W | 19960401 | YES | NWS | 459465 | SUCCESSOR |
| YOUNGSTOWN | MUNICIPAL AIRPORT | OH | 14852 | YNG | 41 | 15 | 16 | N | -080 | 40 | 26 | W | 19950901 | YES | NWS | 339406 | SUCCESSOR |