| Washington Dulles International Airport IAD | Washington | 270 |
| John F Kennedy International Airport JFK | New York | 233 |
| Los Angeles International Airport LAX | Los Angeles | 216 |
| Newark Liberty International Airport EWR | Newark | 202 |
| General Edward Lawrence Logan International Airport BOS | Boston | 198 |
| Philadelphia International Airport PHL | Philadelphia | 189 |
| Hartsfield Jackson Atlanta International Airport ATL | Atlanta | 186 |
| San Francisco International Airport SFO | San Francisco | 184 |
| Dallas Fort Worth International Airport DFW | Dallas-Fort Worth | 168 |
| Baltimore/Washington International Thurgood Marshall Airport BWI | Baltimore | 141 |
| John Wayne Airport-Orange County Airport SNA | Santa Ana | 135 |
| Miami International Airport MIA | Miami | 132 |
| Chicago O'Hare International Airport ORD | Chicago | 131 |
| Charlotte Douglas International Airport CLT | Charlotte | 130 |
| McCarran International Airport LAS | Las Vegas | 130 |
| Norman Y. Mineta San Jose International Airport SJC | San Jose | 113 |
| Denver International Airport DEN | Denver | 112 |
| Ronald Reagan Washington National Airport DCA | Washington | 109 |
| Orlando International Airport MCO | Orlando | 104 |
| Fort Lauderdale Hollywood International Airport FLL | Fort Lauderdale | 96 |
| Metropolitan Oakland International Airport OAK | Oakland | 96 |
| George Bush Intercontinental Houston Airport IAH | Houston | 89 |
| Detroit Metropolitan Wayne County Airport DTW | Detroit | 83 |
| Phoenix Sky Harbor International Airport PHX | Phoenix | 77 |
| Chicago Midway International Airport MDW | Chicago | 76 |
| Theodore Francis Green State Airport PVD | Providence | 75 |
| Bob Hope Airport BUR | Burbank | 69 |
| Minneapolis-St Paul International/Wold-Chamberlain Airport MSP | Minneapolis | 69 |
| Tampa International Airport TPA | Tampa | 69 |
| Seattle Tacoma International Airport SEA | Seattle | 66 |
| La Guardia Airport LGA | New York | 57 |
| St Louis Lambert International Airport STL | St. Louis | 57 |
| San Diego International Airport SAN | San Diego | 54 |
| Daniel K Inouye International Airport HNL | Honolulu | 53 |
| William P Hobby Airport HOU | Houston | 52 |
| Orlando Sanford International Airport SFB | Sanford | 52 |
| Nashville International Airport BNA | Nashville | 50 |
| Salt Lake City International Airport SLC | Salt Lake City | 47 |
| Long Beach /Daugherty Field/ Airport LGB | Long Beach | 43 |
| Kansas City International Airport MCI | Kansas City | 42 |
| Austin Bergstrom International Airport AUS | Austin | 40 |
| Portland International Airport PDX | Portland | 40 |
| Cincinnati Northern Kentucky International Airport CVG | Cincinnati | 38 |
| Manchester-Boston Regional Airport MHT | Manchester NH | 38 |
| Louis Armstrong New Orleans International Airport MSY | New Orleans | 38 |
| St Petersburg Clearwater International Airport PIE | St. Petersburg | 37 |
| Pittsburgh International Airport PIT | Pittsburgh | 37 |
| Ted Stevens Anchorage International Airport ANC | Anchorage | 36 |
| Raleigh Durham International Airport RDU | Raleigh-durham | 36 |
| Southwest Florida International Airport RSW | Fort Myers | 35 |
| San Antonio International Airport SAT | San Antonio | 35 |
| Phoenix-Mesa-Gateway Airport AZA | Mesa | 34 |
| Indianapolis International Airport IND | Indianapolis | 33 |
| Dallas Love Field DAL | Dallas | 32 |
| Cleveland Hopkins International Airport CLE | Cleveland | 31 |
| Sacramento International Airport SMF | Sacramento | 30 |
| General Mitchell International Airport MKE | Milwaukee | 29 |
| Albuquerque International Sunport ABQ | Albuquerque | 27 |
| John Glenn Columbus International Airport CMH | Columbus | 27 |
| Myrtle Beach International Airport MYR | Myrtle Beach | 27 |
| Memphis International Airport MEM | Memphis | 26 |
| Bradley International Airport BDL | Windsor Locks | 25 |
| Jacksonville International Airport JAX | Jacksonville | 24 |
| Westchester County Airport HPN | White Plains | 22 |
| Kahului Airport OGG | Kahului | 22 |
| Buffalo Niagara International Airport BUF | Buffalo | 21 |
| Palm Beach International Airport PBI | West Palm Beach | 21 |
| Charlotte County Airport PGD | Punta Gorda | 21 |
| Richmond International Airport RIC | Richmond | 21 |
| Louisville International Standiford Field SDF | Louisville | 20 |
| Charleston Air Force Base-International Airport CHS | Charleston | 19 |
| Gerald R. Ford International Airport GRR | Grand Rapids | 18 |
| Will Rogers World Airport OKC | Oklahoma City | 18 |
| Reno Tahoe International Airport RNO | Reno | 18 |
| Teterboro Airport TEB | Teterboro | 18 |
| Trenton Mercer Airport TTN | Trenton | 18 |
| Des Moines International Airport DSM | Des Moines | 17 |
| Piedmont Triad International Airport GSO | Greensboro | 17 |
| Eppley Airfield OMA | Omaha | 17 |
| Tulsa International Airport TUL | Tulsa | 17 |
| McGhee Tyson Airport TYS | Knoxville | 17 |
| Albany International Airport ALB | Albany | 16 |
| Birmingham-Shuttlesworth International Airport BHM | Birmingham | 16 |
| Greenville Spartanburg International Airport GSP | Greenville | 16 |
| Bill & Hillary Clinton National Airport/Adams Field LIT | Little Rock | 16 |
| Ontario International Airport ONT | Ontario | 16 |
| Norfolk International Airport ORF | Norfolk | 16 |
| Palm Springs International Airport PSP | Palm Springs | 16 |
| Syracuse Hancock International Airport SYR | Syracuse | 15 |
| Laurence G Hanscom Field BED | Bedford | 14 |
| James M Cox Dayton International Airport DAY | Dayton | 14 |
| Fairbanks International Airport FAI | Fairbanks | 14 |
| Wichita Eisenhower National Airport ICT | Wichita | 14 |
| Blue Grass Airport LEX | Lexington KY | 14 |
| Greater Rochester International Airport ROC | Rochester | 14 |
| Tucson International Airport TUS | Tucson | 14 |
| Nantucket Memorial Airport ACK | Nantucket | 13 |
| Boise Air Terminal/Gowen Field BOI | Boise | 13 |
| Key West International Airport EYW | Key West | 13 |
| Harrisburg International Airport MDT | Harrisburg | 13 |
| South Bend Regional Airport SBN | South Bend | 13 |
| Atlantic City International Airport ACY | Atlantic City | 12 |
| Asheville Regional Airport AVL | Asheville | 12 |
| Boeing Field King County International Airport BFI | Seattle | 12 |
| Spokane International Airport GEG | Spokane | 12 |
| Dane County Regional Truax Field MSN | Madison | 12 |
| Savannah Hilton Head International Airport SAV | Savannah | 12 |
| Sarasota Bradenton International Airport SRQ | Sarasota | 12 |
| Northwest Arkansas Regional Airport XNA | Bentonville | 12 |
| Gallatin Field BZN | Bozeman | 11 |
| Jackson Hole Airport JAC | Jacksn Hole | 11 |
| Juneau International Airport JNU | Juneau | 11 |
| Ellison Onizuka Kona International At Keahole Airport KOA | Kona | 11 |
| Lihue Airport LIH | Lihue | 11 |
| Nome Airport OME | Nome | 11 |
| Ralph Wien Memorial Airport OTZ | Kotzebue | 11 |
| Pensacola Regional Airport PNS | Pensacola | 11 |
| Santa Barbara Municipal Airport SBA | Santa Barbara | 11 |
| Van Nuys Airport VNY | Van Nuys | 11 |
| Bangor International Airport BGR | Bangor | 10 |
| Akron Canton Regional Airport CAK | Akron | 10 |
| El Paso International Airport ELP | El Paso | 10 |
| Fresno Yosemite International Airport FAT | Fresno | 10 |
| Joe Foss Field Airport FSD | Sioux Falls | 10 |
| New Castle Airport ILG | Wilmington | 10 |
| Wilmington International Airport ILM | Wilmington | 10 |
| Long Island Mac Arthur Airport ISP | Islip | 10 |
| Martha's Vineyard Airport MVY | Vineyard Haven MA | 10 |
| Lehigh Valley International Airport ABE | Allentown | 9 |
| Bethel Airport BET | Bethel | 9 |
| Billings Logan International Airport BIL | Billings | 9 |
| Burlington International Airport BTV | Burlington | 9 |
| Columbia Metropolitan Airport CAE | Columbia | 9 |
| City of Colorado Springs Municipal Airport COS | Colorado Springs | 9 |
| Mahlon Sweet Field EUG | Eugene | 9 |
| Republic Airport FRG | Farmingdale | 9 |
| Jackson-Medgar Wiley Evers International Airport JAN | Jackson | 9 |
| Monterey Peninsula Airport MRY | Monterey | 9 |
| Portland International Jetport Airport PWM | Portland | 9 |
| Stewart International Airport SWF | Newburgh | 9 |
| Tallahassee Regional Airport TLH | Tallahassee | 9 |
| Aspen-Pitkin Co/Sardy Field ASE | Aspen | 8 |
| Lovell Field CHA | Chattanooga | 8 |
| The Eastern Iowa Airport CID | Cedar Rapids | 8 |
| Chicago Rockford International Airport RFD | Rockford | 8 |
| Scottsdale Airport SCF | Scottsdale | 8 |
| Centennial Airport APA | Denver | 7 |
| Napa County Airport APC | Napa | 7 |
| Bellingham International Airport BLI | Bellingham | 7 |
| Baton Rouge Metropolitan Airport BTR | Baton Rouge | 7 |
| Charlottesville Albemarle Airport CHO | Charlottesville VA | 7 |
| Mc Clellan-Palomar Airport CLD | Carlsbad | 7 |
| Northwest Florida Beaches International Airport ECP | Panama City | 7 |
| Hector International Airport FAR | Fargo | 7 |
| Hilton Head Airport HHH | Hilton Head Island | 7 |
| Huntsville International Carl T Jones Field HSV | Huntsville | 7 |
| Ketchikan International Airport KTN | Ketchikan | 7 |
| Melbourne International Airport MLB | Melbourne | 7 |
| Morristown Municipal Airport MMU | Morristown | 7 |
| Portsmouth International at Pease Airport PSM | Portsmouth | 7 |
| Destin-Ft Walton Beach Airport VPS | Valparaiso | 7 |
| Rick Husband Amarillo International Airport AMA | Amarillo | 6 |
| Boca Raton Airport BCT | Boca Raton | 6 |
| Erie International Tom Ridge Field ERI | Erie | 6 |
| Bishop International Airport FNT | Flint | 6 |
| Fort Wayne International Airport FWA | Fort Wayne | 6 |
| Ithaca Tompkins Regional Airport ITH | Ithaca | 6 |
| Cincinnati Municipal Airport Lunken Field LUK | Cincinnati | 6 |
| Rogue Valley International Medford Airport MFR | Medford | 6 |
| Plattsburgh International Airport PBG | Plattsburgh | 6 |
| Newport News Williamsburg International Airport PHF | Newport News | 6 |
| Roanoke–Blacksburg Regional Airport ROA | Roanoke VA | 6 |
| Santa Fe Municipal Airport SAF | Santa Fe | 6 |
| University Park Airport SCE | State College Pennsylvania | 6 |
| Charles M. Schulz Sonoma County Airport STS | Santa Rosa | 6 |
| Toledo Express Airport TOL | Toledo | 6 |
| Naples Municipal Airport APF | Naples | 5 |
| Branson Airport BKG | Branson | 5 |
| Buchanan Field CCR | Concord | 5 |
| New Bedford Regional Airport EWB | New Bedford | 5 |
| Francis S Gabreski Airport FOK | West Hampton Beach | 5 |
| Gainesville Regional Airport GNV | Gainesville | 5 |
| Valley International Airport HRL | Harlingen | 5 |
| Tweed New Haven Airport HVN | New Haven | 5 |
| Barnstable Municipal Boardman Polando Field HYA | Barnstable | 5 |
| Niagara Falls International Airport IAG | Niagara Falls | 5 |
| Smith Reynolds Airport INT | Winston-salem | 5 |
| Lubbock Preston Smith International Airport LBB | Lubbock | 5 |
| Lebanon Municipal Airport LEB | Lebanon | 5 |
| Midland International Airport MAF | Midland | 5 |
| Southwest Oregon Regional Airport OTH | North Bend | 5 |
| General Wayne A. Downing Peoria International Airport PIA | Peoria | 5 |
| Tri Cities Airport PSC | Pasco | 5 |
| Redding Municipal Airport RDD | Redding | 5 |
| Springfield Branson National Airport SGF | Springfield | 5 |
| Santa Maria Pub/Capt G Allan Hancock Field SMX | Santa Maria | 5 |
| Friedman Memorial Airport SUN | Hailey | 5 |
| Tri-Cities Regional TN/VA Airport TRI | BRISTOL | 5 |
| Vero Beach Regional Airport VRB | Vero Beach | 5 |
| Youngstown Warren Regional Airport YNG | Youngstown | 5 |
| Addison Airport ADS | Addison | 4 |
| Augusta Regional At Bush Field AGS | Bush Field | 4 |
| King Salmon Airport AKN | King Salmon | 4 |
| Aniak Airport ANI | Aniak | 4 |
| Wilkes Barre Scranton International Airport AVP | Scranton | 4 |
| Bismarck Municipal Airport BIS | Bismarck | 4 |
| Rocky Mountain Metropolitan Airport BJC | Broomfield-CO | 4 |
| Central Illinois Regional Airport at Bloomington-Normal BMI | Bloomington | 4 |
| Cold Bay Airport CDB | Cold Bay | 4 |
| Chester County G O Carlson Airport CTH | Coatesville | 4 |
| Daytona Beach International Airport DAB | Daytona Beach | 4 |
| Dupage Airport DPA | West Chicago | 4 |
| Eagle County Regional Airport EGE | Vail | 4 |
| Elmira Corning Regional Airport ELM | Elmira | 4 |
| Glacier Park International Airport FCA | Kalispell | 4 |
| Grand Forks International Airport GFK | Grand Forks | 4 |
| Grand Junction Regional Airport GJT | Grand Junction | 4 |
| Gulfport Biloxi International Airport GPT | Gulfport | 4 |
| Henderson Executive Airport HSH | Henderson | 4 |
| Tri-State/Milton J. Ferguson Field HTS | Huntington | 4 |
| Capital City Airport LAN | Lansing | 4 |
| Arnold Palmer Regional Airport LBE | Latrobe | 4 |
| Rickenbacker International Airport LCK | Columbus | 4 |
| Lanai Airport LNY | Lanai | 4 |
| Livermore Municipal Airport LVK | Livermore | 4 |
| Greenbrier Valley Airport LWB | Lewisburg | 4 |
| Middle Georgia Regional Airport MCN | Macon | 4 |
| Mc Allen Miller International Airport MFE | Mcallen | 4 |
| Charles B. Wheeler Downtown Airport MKC | Kansas City | 4 |
| Quad City International Airport MLI | Moline | 4 |
| Mobile Regional Airport MOB | Mobile | 4 |
| Modesto City Co-Harry Sham Field MOD | Modesto | 4 |
| Missoula International Airport MSO | Missoula | 4 |
| Worcester Regional Airport ORH | Worcester | 4 |
| Snohomish County (Paine Field) Airport PAE | Everett | 4 |
| DeKalb Peachtree Airport PDK | Atlanta | 4 |
| Page Municipal Airport PGA | Page | 4 |
| Roberts Field RDM | Redmond-Bend | 4 |
| Knox County Regional Airport RKD | Rockland | 4 |
| Rutland - Southern Vermont Regional Airport RUT | Rutland | 4 |
| San Luis County Regional Airport SBP | San Luis Obispo | 4 |
| Sedona Airport SDX | Sedona | 4 |
| Sugar Land Regional Airport SGR | Sugar Land | 4 |
| Salina Municipal Airport SLN | Salina | 4 |
| San Carlos Airport SQL | San Carlos | 4 |
| Witham Field SUA | Stuart | 4 |
| Truckee Tahoe Airport TKF | Truckee | 4 |
| Unalakleet Airport UNK | Unalakleet | 4 |
| Visalia Municipal Airport VIS | Visalia | 4 |
| Willow Run Airport YIP | Detroit | 4 |
| California Redwood Coast-Humboldt County Airport ACV | Arcata CA | 3 |
| Kodiak Airport ADQ | Kodiak | 3 |
| Allakaket Airport AET | Allakaket | 3 |
| Allegheny County Airport AGC | Pittsburgh | 3 |
| Watertown International Airport ART | Watertown | 3 |
| Appleton International Airport ATW | Appleton | 3 |
| Westfield-Barnes Regional Airport BAF | Westfield | 3 |
| Igor I Sikorsky Memorial Airport BDR | Stratford | 3 |
| Meadows Field BFL | Bakersfield | 3 |
| Monroe County Airport BMG | Bloomington | 3 |
| Wiley Post Will Rogers Memorial Airport BRW | Barrow | 3 |
| Bettles Airport BTT | Bettles | 3 |
| Beverly Municipal Airport BVY | Beverly | 3 |
| Coeur D'Alene - Pappy Boyington Field COE | Coeur d'Alene | 3 |
| Yeager Airport CRW | Charleston | 3 |
| Decatur Airport DEC | Decatur | 3 |
| Unalaska Airport DUT | Unalaska | 3 |
| South Arkansas Regional At Goodwin Field ELD | El Dorado | 3 |
| Elim Airport ELI | Elim | 3 |
| Fort Lauderdale Executive Airport FXE | Fort Lauderdale | 3 |
| Fort Yukon Airport FYU | Fort Yukon | 3 |
| Edward G. Pitka Sr Airport GAL | Galena | 3 |
| Groton New London Airport GON | Groton CT | 3 |
| Austin Straubel International Airport GRB | Green Bay | 3 |
| Central Nebraska Regional Airport GRI | Grand Island | 3 |
| Gary Chicago International Airport GYY | Gary | 3 |
| Idaho Falls Regional Airport IDA | Idaho Falls | 3 |
| Imperial County Airport IPL | Imperial | 3 |
| Hilo International Airport ITO | Hilo | 3 |
| Lafayette Regional Airport LFT | Lafayette | 3 |
| Laredo International Airport LRD | Laredo | 3 |
| Lynchburg Regional Preston Glenn Field LYH | Lynchburg | 3 |
| Mc Clellan Airfield MCC | Sacramento | 3 |
| McGrath Airport MCG | Mcgrath | 3 |
| Sacramento Mather Airport MHR | Sacramento | 3 |
| Minot International Airport MOT | Minot | 3 |
| North Island Naval Air Station-Halsey Field NZY | San Diego | 3 |
| Ogden Hinckley Airport OGD | Ogden | 3 |
| The Ohio State University Airport - Don Scott Field OSU | Columbus | 3 |
| Norwood Memorial Airport OWD | Norwood | 3 |
| Northern Maine Regional Airport at Presque Isle PQI | Presque Isle | 3 |
| Ernest A. Love Field PRC | Prescott | 3 |
| Provo Municipal Airport PVU | Provo | 3 |
| Griffiss International Airport RME | Rome | 3 |
| Deadhorse Airport SCC | Deadhorse | 3 |
| Shaktoolik Airport SKK | Shaktoolik | 3 |
| Adirondack Regional Airport SLK | Saranac Lake | 3 |
| Salinas Municipal Airport SNS | Salinas | 3 |
| St Paul Downtown Holman Field STP | St. Paul | 3 |
| Spirit of St Louis Airport SUS | Null | 3 |
| Sioux Gateway Col. Bud Day Field SUX | Sioux City | 3 |
| Telluride Regional Airport TEX | Telluride | 3 |
| Jacqueline Cochran Regional Airport TRM | Palm Springs | 3 |
| Tupelo Regional Airport TUP | Tupelo | 3 |
| Cherry Capital Airport TVC | Traverse City | 3 |
| Cape May County Airport WWD | Wildwood | 3 |
| Ambler Airport ABL | Ambler | 2 |
| Alexandria International Airport AEX | Alexandria | 2 |
| Athens Ben Epps Airport AHN | Athens | 2 |
| Akron Fulton International Airport AKC | Akron | 2 |
| Anaktuvuk Pass Airport AKP | Anaktuvuk Pass | 2 |
| Augusta State Airport AUG | Augusta | 2 |
| Auburn University Regional Airport AUO | Auburn | 2 |
| Kalamazoo Battle Creek International Airport AZO | Kalamazoo | 2 |
| Wings Field BBX | Philadelphia | 2 |
| Buckland Airport BKC | Buckland | 2 |
| Burke Lakefront Airport BKL | Cleveland | 2 |
| Southeast Iowa Regional Airport BRL | Burlington | 2 |
| Merle K (Mudhole) Smith Airport CDV | Cordova | 2 |
| Cuyahoga County Airport CGF | Richmond Heights | 2 |
| Chalkyitsik Airport CIK | Chalkyitsik | 2 |
| North Central West Virginia Airport CKB | Clarksburg | 2 |
| University of Illinois Willard Airport CMI | Champaign | 2 |
| Grand Strand Airport CRE | North Myrtle Beach | 2 |
| Corpus Christi International Airport CRP | Corpus Christi | 2 |
| Corvallis Municipal Airport CVO | Corvallis | 2 |
| Dubuque Regional Airport DBQ | Dubuque IA | 2 |
| Coleman A. Young Municipal Airport DET | Detroit | 2 |
| Dillingham Airport DLG | Dillingham | 2 |
| Duluth International Airport DLH | Duluth | 2 |
| Deering Airport DRG | Deering | 2 |
| Durango La Plata County Airport DRO | Durango | 2 |
| Eek Airport EEK | Eek | 2 |
| Emmonak Airport EMK | Emmonak | 2 |
| Easton Newnam Field ESN | Easton | 2 |
| Evansville Regional Airport EVV | Evansville | 2 |
| Fayetteville Regional Grannis Field FAY | Fayetteville | 2 |
| Flagstaff Pulliam Airport FLG | Flagstaff | 2 |
| Florence Regional Airport FLO | Florence | 2 |
| Fort Worth Meacham International Airport FTW | Fort Worth | 2 |
| Fulton County Airport Brown Field FTY | Atlanta | 2 |
| Montgomery County Airpark GAI | Gaithersburg | 2 |
| Gambell Airport GAM | Gambell | 2 |
| Grand Canyon National Park Airport GCN | Grand Canyon | 2 |
| Sussex County Airport GED | Georgetown | 2 |
| Golovin Airport GLV | Golovin | 2 |
| Gustavus Airport GST | Gustavus | 2 |
| Great Falls International Airport GTF | Great Falls | 2 |
| Phoenix Goodyear Airport GYR | Goodyear | 2 |
| Capital City Airport HAR | Harrisburg | 2 |
| Yampa Valley Airport HDN | Hayden | 2 |
| Hagerstown Regional Richard A Henson Field HGR | Hagerstown | 2 |
| Hoonah Airport HNH | Hoonah | 2 |
| Haines Airport HNS | Haines | 2 |
| Memorial Field HOT | Hot Springs | 2 |
| Boone County Airport HRO | Harrison | 2 |
| Huslia Airport HSL | Huslia | 2 |
| Hayward Executive Airport HWD | Hayward | 2 |
| Bob Baker Memorial Airport IAN | Kiana | 2 |
| Kissimmee Gateway Airport ISM | Kissimmee | 2 |
| New Century Aircenter Airport JCI | Olathe | 2 |
| Kapalua Airport JHM | Lahania-kapalua | 2 |
| John Murtha Johnstown Cambria County Airport JST | Johnstown | 2 |
| Koyuk Alfred Adams Airport KKA | Koyuk | 2 |
| Brevig Mission Airport KTS | Brevig Mission | 2 |
| Quinhagak Airport KWN | Quinhagak | 2 |
| Lincoln Airport LNK | Lincoln | 2 |
| Lawrence Municipal Airport LWM | Lawrence | 2 |
| Gwinnett County Briscoe Field LZU | Lawrenceville | 2 |
| Manhattan Regional Airport MHK | Manhattan | 2 |
| Molokai Airport MKK | Molokai | 2 |
| McKellar-Sipes Regional Airport MKL | Jackson | 2 |
| Manassas Regional Airport/Harry P. Davis Field MNZ | Manassas | 2 |
| Edward F Knapp State Airport MPV | Montpelier | 2 |
| Smyrna Airport MQY | Smyrna | 2 |
| Massena International Richards Field MSS | Massena | 2 |
| Williamson County Regional Airport MWA | Marion | 2 |
| Brunswick Executive Airport NHZ | Brunswick | 2 |
| Albert J Ellis Airport OAJ | Jacksonville NC | 2 |
| Kobuk Airport OBU | Kobuk | 2 |
| Robert (Bob) Curtis Memorial Airport ORV | Noorvik | 2 |
| Owensboro Daviess County Airport OWB | Owensboro | 2 |
| Barkley Regional Airport PAH | PADUCAH | 2 |
| Palo Alto Airport of Santa Clara County PAO | Palo Alto | 2 |
| Dutchess County Airport POU | Poughkeepsie | 2 |
| Petersburg James A Johnson Airport PSG | Petersburg | 2 |
| Riverside Municipal Airport RAL | Riverside | 2 |
| Rapid City Regional Airport RAP | Rapid City | 2 |
| Reading Regional Carl A Spaatz Field RDG | Reading | 2 |
| Roswell International Air Center Airport ROW | Roswell | 2 |
| Rochester International Airport RST | Rochester | 2 |
| San Bernardino International Airport SBD | San Bernardino | 2 |
| Sheboygan County Memorial Airport SBM | Sheboygan | 2 |
| Salisbury Ocean City Wicomico Regional Airport SBY | Salisbury | 2 |
| Schenectady County Airport SCH | Scotia NY | 2 |
| Stockton Metropolitan Airport SCK | Stockton | 2 |
| Gillespie Field SEE | El Cajon | 2 |
| Skagway Airport SGY | Skagway | 2 |
| Sitka Rocky Gutierrez Airport SIT | Sitka | 2 |
| Santa Monica Municipal Airport SMO | Santa Monica | 2 |
| St Paul Island Airport SNP | St. Paul Island | 2 |
| St George Airport STG | Point Barrow | 2 |
| Savoonga Airport SVA | Savoonga | 2 |
| Lake Tahoe Airport TVL | South Lake Tahoe | 2 |
| Venetie Airport VEE | Venetie | 2 |
| Wales Airport WAA | Wales | 2 |
| White Mountain Airport WMO | White Mountain | 2 |
| Wrangell Airport WRG | Wrangell | 2 |
| Westerly State Airport WST | Washington County | 2 |
| Noatak Airport WTK | Noatak | 2 |
| Yakutat Airport YAK | Yakutat | 2 |
| Abilene Regional Airport ABI | Abilene | 1 |
| Waco Regional Airport ACT | Waco | 1 |
| Adak Airport ADK | Adak Island | 1 |
| Ardmore Municipal Airport ADM | Ardmore | 1 |
| Joint Base Andrews ADW | Camp Springs | 1 |
| Fort Worth Alliance Airport AFW | Fort Worth | 1 |
| Aiken Regional Airport AIK | Aiken | 1 |
| Atka Airport AKB | Atka | 1 |
| Akhiok Airport AKK | Akhiok | 1 |
| Alamogordo White Sands Regional Airport ALM | Alamogordo | 1 |
| Waterloo Regional Airport ALO | Waterloo | 1 |
| Arctic Village Airport ARC | Arctic Village | 1 |
| Chandler Field AXN | Alexandria | 1 |
| Bradford Regional Airport BFD | Bradford | 1 |
| Beaver County Airport BFP | Beaver Falls | 1 |
| Greater Binghamton/Edwin A Link field BGM | Binghamton | 1 |
| Hancock County-Bar Harbor Airport BHB | Bar Harbor | 1 |
| Block Island State Airport BID | Block Island | 1 |
| Eastern Sierra Regional Airport BIH | Bishop | 1 |
| Raleigh County Memorial Airport BKW | Beckley | 1 |
| Scott AFB/Midamerica Airport BLV | Belleville | 1 |
| Brigham City Regional Airport BMC | Brigham City | 1 |
| Southeast Texas Regional Airport BPT | Beaumont | 1 |
| Brunswick Golden Isles Airport BQK | Brunswick | 1 |
| Bert Mooney Airport BTM | Butte | 1 |
| Jack Mc Namara Field Airport CEC | Crescent City | 1 |
| Westover ARB/Metropolitan Airport CEF | Chicopee Falls | 1 |
| Central Airport CEM | Central | 1 |
| Oconee County Regional Airport CEU | Clemson | 1 |
| Cortez Municipal Airport CEZ | Cortez | 1 |
| Cape Girardeau Regional Airport CGI | Cape Girardeau | 1 |
| Chico Municipal Airport CIC | Chico | 1 |
| Easterwood Field CLL | College Station | 1 |
| William R Fairchild International Airport CLM | Port Angeles | 1 |
| Cavern City Air Terminal CNM | Carlsbad | 1 |
| Chino Airport CNO | Chino | 1 |
| Canyonlands Field CNY | Moab | 1 |
| Concord Municipal Airport CON | Concord NH | 1 |
| Columbia Regional Airport COU | Columbia | 1 |
| Casper-Natrona County International Airport CPR | Casper | 1 |
| Columbus Metropolitan Airport CSG | Columbus | 1 |
| Central Wisconsin Airport CWA | Wassau | 1 |
| Chefornak Airport CYF | Chefornak | 1 |
| Cheyenne Regional Jerry Olson Field CYS | Cheyenne | 1 |
| Pryor Field Regional Airport DCU | Decatur | 1 |
| DuBois Regional Airport DUJ | Du Bois | 1 |
| Phoenix Deer Valley Airport DVT | Phoenix | 1 |
| David Wayne Hooks Memorial Airport DWH | Houston | 1 |
| Dillant Hopkins Airport EEN | Keene | 1 |
| Egegik Airport EGX | Egegik | 1 |
| Elkhart Municipal Airport EKI | Elkhart | 1 |
| Elko Regional Airport EKO | Elko | 1 |
| Elfin Cove Seaplane Base ELV | Elfin Cove | 1 |
| San Gabriel Valley Airport EMT | El Monte | 1 |
| Kenai Municipal Airport ENA | Kenai | 1 |
| Kenosha Regional Airport ENW | Kenosha | 1 |
| Kerrville Municipal Louis Schreiner Field ERV | Kerrville | 1 |
| Orcas Island Airport ESD | Eastsound | 1 |
| Coastal Carolina Regional Airport EWN | New Bern | 1 |
| Findlay Airport FDY | Findley | 1 |
| Capital City Airport FFT | Frankfort | 1 |
| Tipton Airport FME | Fort Meade | 1 |
| St Lucie County International Airport FPR | Fort Pierce | 1 |
| Friday Harbor Airport FRD | Friday Harbor | 1 |
| Fort Smith Regional Airport FSM | Fort Smith | 1 |
| Fullerton Municipal Airport FUL | Fullerton | 1 |
| Drake Field FYV | Fayetteville | 1 |
| Dawson Community Airport GDV | Glendive | 1 |
| Floyd Bennett Memorial Airport GFL | Queensbury | 1 |
| East Texas Regional Airport GGG | Longview | 1 |
| Wokal Field Glasgow International Airport GGW | Glasgow | 1 |
| Mid Delta Regional Airport GLH | Greenville | 1 |
| Greenville Downtown Airport GMU | Greenville | 1 |
| Robert Gray Army Air Field Airport GRK | Killeen | 1 |
| Gunnison Crested Butte Regional Airport GUC | Gunnison | 1 |
| Greeley–Weld County Airport GXY | Greeley | 1 |
| Holy Cross Airport HCR | Holy Cross | 1 |
| Hollister Municipal Airport HLI | Hollister | 1 |
| Hana Airport HNM | Hana | 1 |
| Homer Airport HOM | Homer | 1 |
| Hughes Airport HUS | Hughes | 1 |
| Havre City County Airport HVR | Havre | 1 |
| Hydaburg Seaplane Base HYG | Hydaburg | 1 |
| Igiugig Airport IGG | Igiugig | 1 |
| Greater Kankakee Airport IKK | Kankakee | 1 |
| Nikolski Air Station IKO | Nikolski | 1 |
| Iliamna Airport ILI | Iliamna | 1 |
| Wilmington Airpark ILN | Wilmington | 1 |
| Falls International Airport INL | International Falls | 1 |
| Williamsport Regional Airport IPT | Williamsport | 1 |
| Circle City /New/ Airport IRC | Circle | 1 |
| Kirksville Regional Airport IRK | Kirksville | 1 |
| Jonesboro Municipal Airport JBR | Jonesboro | 1 |
| Chautauqua County-Jamestown Airport JHW | Jamestown | 1 |
| Joplin Regional Airport JLN | Joplin | 1 |
| Kaltag Airport KAL | Kaltag | 1 |
| False Pass Airport KFP | False Pass | 1 |
| Kongiganak Airport KKH | Kongiganak | 1 |
| Kalskag Airport KLG | Kalskag | 1 |
| Larsen Bay Airport KLN | Larsen Bay | 1 |
| Klawock Airport KLW | Klawock | 1 |
| Kipnuk Airport KPN | Kipnuk | 1 |
| Perryville Airport KPV | Perryville | 1 |
| Akutan Seaplane Base KQA | Akutan | 1 |
| St Mary's Airport KSM | St Mary's | 1 |
| King Cove Airport KVC | King Cove | 1 |
| Kivalina Airport KVL | Kivalina | 1 |
| Kwigillingok Airport KWK | Kwigillingok | 1 |
| Koyukuk Airport KYU | Koyukuk | 1 |
| Purdue University Airport LAF | Lafayette | 1 |
| Lakeland Linder International Airport LAL | Lakeland | 1 |
| Los Alamos Airport LAM | Los Alamos | 1 |
| Laramie Regional Airport LAR | Laramie | 1 |
| Lawton Fort Sill Regional Airport LAW | Lawton | 1 |
| Liberal Mid-America Regional Airport LBL | Liberal | 1 |
| Lake Charles Regional Airport LCH | Lake Charles | 1 |
| Auburn Lewiston Municipal Airport LEW | Lewiston | 1 |
| La Grande/Union County Airport LGD | La Grande | 1 |
| Lake Placid Airport LKP | Lake Placid | 1 |
| Minchumina Airport LMA | Lake Minchumina | 1 |
| Lancaster Airport LNS | Lancaster | 1 |
| Cape Lisburne LRRS Airport LUR | Cape Lisburne | 1 |
| MBS International Airport MBS | Saginaw | 1 |
| Merced Regional Macready Field MCE | Merced | 1 |
| Key Field MEI | Meridian | 1 |
| Montgomery Regional (Dannelly Field) Airport MGM | MONTGOMERY | 1 |
| Morgantown Municipal Walter L. Bill Hart Field MGW | Morgantown | 1 |
| Monroe Regional Airport MLU | Monroe | 1 |
| Mammoth Yosemite Airport MMH | Mammoth Lakes | 1 |
| McMinn County Airport MMI | Athens | 1 |
| Northwest Alabama Regional Airport MSL | Muscle Shoals | 1 |
| Montrose Regional Airport MTJ | Montrose CO | 1 |
| Metlakatla Seaplane Base MTM | Metakatla | 1 |
| Waimea Kohala Airport MUE | Kamuela | 1 |
| McCall Municipal Airport MYL | McCall | 1 |
| Yuba County Airport MYV | Yuba City | 1 |
| Nikolai Airport NIB | Nikolai | 1 |
| Nelson Lagoon Airport NLG | Nelson Lagoon | 1 |
| Nightmute Airport NME | Nightmute | 1 |
| Nulato Airport NUL | Nulato | 1 |
| Ocala International Airport - Jim Taylor Field OCF | Ocala | 1 |
| Ogdensburg International Airport OGS | Ogdensburg | 1 |
| Johnson County Executive Airport OJC | Olathe | 1 |
| L M Clayton Airport OLF | Wolf Point | 1 |
| Oxnard Airport OXR | Oxnard | 1 |
| Prairie Du Chien Municipal Airport PCD | Prairie du Chien | 1 |
| Eastern Oregon Regional At Pendleton Airport PDT | Pendleton | 1 |
| Pitt Greenville Airport PGV | Greenville | 1 |
| Hattiesburg Laurel Regional Airport PIB | Hattiesburg/Laurel | 1 |
| Pocatello Regional Airport PIH | Pocatello | 1 |
| Napaskiak Airport PKA | Napaskiak | 1 |
| Port Heiden Airport PTH | Port Heiden | 1 |
| Platinum Airport PTU | Port Moller | 1 |
| Provincetown Municipal Airport PVC | Provincetown | 1 |
| Ruby Airport RBY | Ruby | 1 |
| Renton Municipal Airport RNT | Renton | 1 |
| Russian Mission Airport RSH | Russian Mission | 1 |
| Sacramento Executive Airport SAC | Sacramento | 1 |
| Sand Point Airport SDP | Sand Point | 1 |
| Sidney - Richland Regional Airport SDY | Sidney | 1 |
| St George Municipal Airport SGU | Saint George | 1 |
| Shenandoah Valley Regional Airport SHD | Weyers Cave | 1 |
| Shungnak Airport SHG | Shungnak | 1 |
| Shishmaref Airport SHH | Shishmaref | 1 |
| Shreveport Regional Airport SHV | Shreveport | 1 |
| Shageluk Airport SHX | Shageluk | 1 |
| San Angelo Regional Mathis Field SJT | San Angelo | 1 |
| Salem Municipal Airport/McNary Field SLE | Salem | 1 |
| St Michael Airport SMK | St. Michael | 1 |
| Moore County Airport SOP | Pinehurst-Southern Pines | 1 |
| Sheppard Air Force Base-Wichita Falls Municipal Airport SPS | Wichita Falls | 1 |
| St Cloud Regional Airport STC | Saint Cloud | 1 |
| Statesville Regional Airport SVH | Statesville | 1 |
| Hunter Army Air Field SVN | Hunter Aaf | 1 |
| Waynesville-St. Robert Regional Forney field TBN | Fort Leonardwood | 1 |
| Tuscaloosa Regional Airport TCL | Tuscaloosa AL | 1 |
| Tacoma Narrows Airport TIW | Tacoma | 1 |
| Teller Airport TLA | Teller | 1 |
| Tatalina LRRS Airport TLJ | Tatalina | 1 |
| Kendall-Tamiami Executive Airport TMB | Kendall-tamiami | 1 |
| Tin City Long Range Radar Station Airport TNC | Tin City | 1 |
| Thief River Falls Regional Airport TVF | Thief River Falls | 1 |
| Texarkana Regional Webb Field TXK | Texarkana | 1 |
| Tyler Pounds Regional Airport TYR | Tyler | 1 |
| Quincy Regional Baldwin Field UIN | Quincy | 1 |
| Northeast Florida Regional Airport UST | St. Augustine Airport | 1 |
| Valdez Pioneer Field VDZ | Valdez | 1 |
| Beaver Airport WBQ | Beaver | 1 |
| Whiteman Airport WHP | Los Angeles | 1 |
| Selawik Airport WLK | Selawik | 1 |
| Napakiak Airport WNA | Napakiak | 1 |
| Mc Guire Air Force Base WRI | Wrightstown | 1 |
| South Naknek Nr 2 Airport WSN | South Naknek | 1 |