| FLG | KFLG | Flagstaff Pulliam Airport | - | |
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| FLO | KFLO | Florence Regional Airport | Florence | |
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| GFL | KGFL | Floyd Bennett Memorial Airport | Glens Falls | |
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| FOD | KFOD | Fort Dodge Regional Airport | Fort Dodge | |
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| FXE | KFXE | Fort Lauderdale Executive Airport | - | |
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| FST | KFST | Fort Stockton Pecos County Airport | Fort Stockton | |
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| FYU | PFYU | Fort Yukon Airport | Fort Yukon | |
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| FMN | KFMN | Four Corners Regional Airport | Farmington | |
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| MLS | KMLS | Frank Wiley Field | Miles City | |
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| FAT | KFAT | Fresno Yosemite International Airport | Fresno | |
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| SUN | KSUN | Friedman Memorial Airport | Sun Valley | |
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| FTY | KFTY | Fulton County Airport Brown Field | - | |
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| GNV | KGNV | Gainesville Regional Airport | Gainesville | |
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| BZN | KBZN | Gallatin Field | Belgrade | |
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| GUP | KGUP | Gallup Municipal Airport | Gallup | |
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| GAM | PAGM | Gambell Airport | Gambell | |
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| GCK | KGCK | Garden City Regional Airport | Garden City | |
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| GYY | KGYY | Gary Chicago International Airport | Gary | |
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| WJF | KWJF | General WM J Fox Airfield | Lancaster | |
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| GRR | KGRR | Gerald R. Ford International Airport | Grand Rapids | |
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| GCC | KGCC | Gillette Campbell County Airport | Gillette | |
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| FCA | KGPI | Glacier Park International Airport | Kalispell | |
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| FTK | KFTK | Godman Army Air Field | Fort Knox | |
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| GTR | KGTR | Golden Triangle Regional Airport | - | |
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| GCN | KGCN | Grand Canyon National Park Airport | Flagstaff | |
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| RDR | KRDR | Grand Forks Air Force Base | Red River | |
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| GFK | KGFK | Grand Forks International Airport | Grand Forks | |
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| GJT | KGJT | Grand Junction Regional Airport | Grand Junction | |
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| CRE | KCRE | Grand Strand Airport | - | |
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| MWH | KMWH | Grant County International Airport | Moses Lake | |
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| GRF | KGRF | Gray Army Air Field | - | |
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| GTF | KGTF | Great Falls International Airport | Great Falls | |
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| BGM | KBGM | Greater Binghamton/Edwin A Link field | Binghamton | |
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| IKK | KIKK | Greater Kankakee Airport | Kankakee | |
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| LWB | KLWB | Greenbrier Valley Airport | Lewisburg | |
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| GMU | KGMU | Greenville Downtown Airport | - | |
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| GWO | KGWO | Greenwood–Leflore Airport | Greenwood | |
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| PBF | KPBF | Grider Field | Pine Bluff | |
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| RME | KRME | Griffiss International Airport | Rome | |
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| GON | KGON | Groton New London Airport | New London | |
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| GKN | PAGK | Gulkana Airport | Gulkana | |
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| GST | PAGS | Gustavus Airport | Gustavus | |
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| GUY | KGUY | Guymon Municipal Airport | Guymon | |
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| HGR | KHGR | Hagerstown Regional Richard A Henson Field | Hagerstown | |
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| HNS | PAHN | Haines Airport | Haines | |
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| HNM | PHHN | Hana Airport | Hana | |
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| BHB | KBHB | Hancock County-Bar Harbor Airport | Bar Harbor | |
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| MDT | KMDT | Harrisburg International Airport | - | |
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| HFD | KHFD | Hartford Brainard Airport | Hartford | |
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| HBG | KHBG | Hattiesburg Bobby L Chain Municipal Airport | Hattiesburg | |
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