L
| Community | County | Comments | |
| Lacey | Kingfisher | ||
| Lafayette | Haskell | ||
| Lake | Tulsa | (Incorporated place in Tulsa County.) | |
| Lake Creek | Greer | ||
| Lake Ellsworth Addition | Comanche | ||
| Lake Hiwasse | Oklahoma | ||
| Lake Humphreys | Stephans | (Reservoir—Lake Humphreys (Oklahoma).) | |
| Lakeside | Bryan | ||
| Lakeside Village | Comanche | ||
| Lake Station | Tulsa | (Historical-USGS.) | |
| Lake Valley | Washita | ||
| Lake West | Bryan | 33°53′45″N 95°53′08″W / 33.89583°N 95.88556°W / 33.89583; -95.88556 | |
| Lane | Atoka | ||
| Lark | Marshall | ||
| Last Chance | Okfuskee | ||
| Latta | Pontotoc | ||
| Leach | Delaware | ||
| Leader | Pontotoc | ||
| Lebanon | Marshall | ||
| Lecox | Oklahoma | (Railroad siding.) | |
| ‡ | Lefeber | Tulsa | |
| Lela | Pawnee | ||
| Lenna | McIntosh | ||
| Lenora | Dewey | ||
| Leonard | Tulsa | ||
| Lequire | Haskell | ||
| Lenox | Le Flore | ||
| Lewisville | Haskell | ||
| Liberty | (Different communities in Bryan, Sequoyah, and Stephens counties). | ||
| † | Limestone | Latimer | |
| † | Limestone | Rogers | |
| Limestone Gap | Atoka | ||
| Lincolnville | Ottawa | ||
| Little | Seminole | ||
| Little Axe | Cleveland | ||
| Little Chief | Osage | ||
| Little City | Marshall | ||
| Little Ponderosa | Beaver | ||
| Loder | Oklahoma | (Railroad siding-USGS.) | |
| Lodi | Latimer | 35°00′33″N 95°02′32″W / 35.00917°N 95.04222°W / 35.00917; -95.04222 | |
| Logan | Beaver | ||
| ‡ | Lona | Haskell | 35°09′21″N 95°17′23″W / 35.15583°N 95.28972°W / 35.15583; -95.28972 |
| Lone Oak | Sequoyah | ||
| Lone Tree | Okmulgee | ||
| Long | Sequoyah | ||
| Longtown | Pittsburg | ||
| Lookout | Woods | ||
| Lost City | Cherokee | ||
| Lovedale | Harper | (Railroad siding-Shirk.) | |
| Lovell | Logan | ||
| Loving | Le Flore | ||
| Lowrey | Cherokee | ||
| Lucien | Noble | ||
| ‡ | Lugert | Kiowa | |
| Lula | Pontotoc | ||
| Lutie | Latimer | ||
| † | Lynn Addition | Osage | |
| Lynn Lane | Tulsa | ||
| Lyons | Adair | ||
| † Geographic or historic reference undetermined. | |||
| ‡ Identified as abandoned by at least one source. | |||
Read more about this topic: List Of Unincorporated Communities In Oklahoma