| City | County | 2025 Pop. ↓ |
|---|---|---|
| Long Beach | Harrison County | 17,114 |
| Laurel | Jones County | 16,865 |
| Latimer | Harrison County | 6,525 |
| Louisville | Winston County | 5,813 |
| Leakesville | Greene County | 3,758 |
| Leland | Washington County | 3,515 |
| Lucedale | George County | 3,177 |
| Lynchburg | DeSoto County | 1,828 |
| Lumberton | Lamar County | 1,653 |
| Lyman | Harrison County | 1,481 |
| Lexington | Holmes County | 1,353 |
| Lambert | Quitman County | 1,042 |
| Liberty | Amite County | 523 |
| Lakeview | DeSoto County | 492 |
| Lake | Scott County | 463 |
| Longview | Clay County | 269 |
| Louin | Jasper County | 260 |
| Lyon | Coahoma County | 256 |
| Lula | Coahoma County | 182 |
| Louise | Humphreys County | 160 |
| Lauderdale | Lauderdale County | 157 |
| Lena | Leake County | 151 |
| Learned | Hinds County | 53 |
| Leaf | George County | 20 |