K
| Community | County | Comments | |
| Keefeton | Muskogee | ||
| Keetonville | Rogers | ||
| Kellond | Pushmataha | ||
| Kellyville | Ottawa | ||
| Kengle | Tulsa | ||
| Kent | Choctaw | 34°06′47″N 95°37′23″W / 34.11306°N 95.62306°W / 34.11306; -95.62306 | |
| Kenton | Cimarron | ||
| Kenwood | Delaware | ||
| Kiamichi | Pushmataha | ||
| Kiersey | Bryan | ||
| Kosoma | Pushmataha | ||
| Kullituklo | McCurtain | ||
| Kusa | Okmulgee |
Read more about this topic: List Of Unincorporated Communities In Oklahoma