| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Jakata | city | Montserrado County | Liberia | 6.5169444 | -10.5183333 | 377 | 17384 |
| Jatuja | city | Montserrado County | Liberia | 6.4166667 | -10.8 | 190 | 5634 |
| Jeblum | city | Montserrado County | Liberia | 6.2166667 | -10.6166667 | 0 | 21849 |
| Jesse Town | city | Montserrado County | Liberia | 6.4166667 | -10.6666667 | 282 | 19410 |
| Jimoliba | city | Montserrado County | Liberia | 6.5119444 | -10.6125 | 291 | 18528 |
| Jiro Town | city | Montserrado County | Liberia | 6.4438889 | -10.675 | 265 | 19410 |
| Johnny Town | city | Montserrado County | Liberia | 6.4166667 | -10.65 | 301 | 24563 |
| Johnson Town | city | Montserrado County | Liberia | 6.4727778 | -10.6441667 | 282 | 23274 |
| Johnsonvill | city | Montserrado County | Liberia | 6.3533333 | -10.6997222 | 236 | 29701 |
| Johnsonville | city | Montserrado County | Liberia | 6.3533333 | -10.6997222 | 236 | 29701 |
| Johnston Town | city | Montserrado County | Liberia | 6.5666667 | -10.5 | 380 | 13501 |
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