G
| Community | County | Comments | |
| Gaar Corner | Pontotoc | ||
| Gansel | Noble | (Railroad siding and switch.) | |
| Garden Grove | Pottawatomie | ||
| Garland | Haskell | ||
| Gay | Choctaw | ||
| † | Georgetown | Muskogee | |
| Gerlach | Woodward | (Railroad siding and switch.) | |
| Gibbon | Grant | 36°56′34″N 97°58′56″W / 36.94278°N 97.98222°W / 36.94278; -97.98222 (PO closed in 1945.) |
|
| Gibson | Wagoner | ||
| Gideon | Cherokee | ||
| Gilmore | Le Flore | ||
| Glendale | Le Flore | ||
| Glover | McCurtain | ||
| Golden | McCurtain | ||
| Goodland | Choctaw | ||
| Goodwater | McCurtain | ||
| Goodwin | Ellis | 36°11′48″N 99°56′06″W / 36.19667°N 99.935°W / 36.19667; -99.935 (PO closed in 1916.) |
|
| Gowen | Latimer | ||
| Grady | Jefferson | ||
| Graham | Carter | ||
| Grandview Heights | Muskogee | ||
| Grant | Choctaw | ||
| Gray | Beaver | ||
| Gray Horse | Osage | ||
| Greasy | Adair | ||
| Green Pastures | Oklahoma | ||
| Greenville | Love | ||
| Greenwood | Pushmataha | ||
| Griggs | Cimarron | ||
| Grimes | Roger Mills | ||
| Gulftown | Okmulgee | ||
| † | Gyp | Blaine | (Historical community-USGS.) |
| Gypsy | Creek | ||
| † Geographic or historic reference undetermined. | |||
Read more about this topic: List Of Unincorporated Communities In Oklahoma