| - | - | Gowanda | Gowanda | |
| - | - | Gradolph | Petersburg | |
| - | KGAF | Grafton Municipal | Grafton | |
| - | - | Gragg-Wade | Clanton | |
| - | - | Graham | North Sioux City | |
| BTP | KBTP | Graham Field | Butler | |
| - | KRPH | Graham Municipal | Graham | |
| - | - | Graham Usfs | Atlanta | |
| - | - | Granbury Municipal | Granbury | |
| - | - | Grand Canyon State | Wellsboro | |
| - | - | Grand Coulee Dam | Electric City | |
| RDR | KRDR | Grand Forks Air Force Base | Red River | |
| - | - | Grand Geneva Resort | Lake Geneva | |
| - | - | Grand Haven Memorial | Grand Haven | |
| - | KGNI | Grand Isle Seaplane Base | Grand Isle | |
| - | - | Grand Lake Regional | Afton | |
| - | - | Grand Marais | Grand Marais | |
| - | KGPM | Grand Prairie Municipal Airport | Grand Prairie | |
| - | - | Grande Valley | Maricopa | |
| - | - | Grandfield Municipal | Grandfield | |
| - | - | Grandpa'S Farm-Mendota | Mendota | |
| - | - | Granite Falls Municipal/Lenzen-Roe * | Granite Falls | |
| GMT | - | Granite Mountain Airport | Granite Mountain | |
| - | - | Grant | Grant | |
| - | - | Grant Co Municipal | Hyannis | |
| PGC | - | Grant County Airport | Petersburg | |
| - | KGGF | Grant Municipal | Grant | |
| GTG | KGTG | Grantsburg Municipal Airport | Grantsburg | |
| - | - | Granville | Granville | |
| - | - | Grasmere | Grasmere | |
| AMN | KAMN | Gratiot Community Airport | Alma | |
| - | - | Gravelly Valley | Upper Lake | |
| - | - | Grawunder | Bellville | |
| - | - | Grayling Aaf | Grayling | |
| - | - | Grays Creek Airport | Fayetteville | |
| - | - | Grayson Co | Leitchfield | |
| PNX | - | Grayson County Airport | Sherman-Denison | |
| GBR | KGBR | Great Barrington Airport | Great Barrington | |
| - | - | Great Valley | Great Valley | |
| IKK | KIKK | Greater Kankakee Airport | Kankakee | |
| - | - | Greater Morris Co | Daingerfield | |
| - | - | Greater St Tammany | Covington | |
| - | - | Greeley Municipal | Greeley | |
| - | - | Green Acres | Livingston | |
| OTN | - | Green Airport | Oaktown | |
| WAY | KWAY | Green County Airport | Waynesburg | |
| - | - | Green Lake | Interlochen | |
| RVR | - | Green River Airport | Green River | |
| - | - | Green Sea | Green Sea | |
| SSU | - | Greenbrier Airport | White Sulphur Springs | |