| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Fa-iya | city | Northern Province | Sierra Leone | 9 | -10.7666667 | 2191 | 4909 |
| Fadugu | city | Northern Province | Sierra Leone | 9.5666667 | -12 | 436 | 2533 |
| Fadugu | city | Northern Province | Sierra Leone | 9.45 | -11.9833333 | 439 | 5171 |
| Fadugu | city | Northern Province | Sierra Leone | 9.3833333 | -11.7666667 | 984 | 2380 |
| Fadugu | city | Northern Province | Sierra Leone | 9.6666667 | -11.4666667 | 1499 | 2380 |
| Fadugu | city | Northern Province | Sierra Leone | 9.6666667 | -11.45 | 1502 | 2380 |
| Fakundija | city | Northern Province | Sierra Leone | 8.9833333 | -10.7666667 | 2408 | 4909 |
| Fakunding-ya | city | Northern Province | Sierra Leone | 9.0666667 | -10.7 | 2614 | 3883 |
| Falaba | city | Northern Province | Sierra Leone | 9.85 | -11.3166667 | 1482 | 2380 |
| Falabadi | city | Northern Province | Sierra Leone | 9.7833333 | -12.0333333 | 360 | 5166 |
| Falabodi | city | Northern Province | Sierra Leone | 9.7833333 | -12.0333333 | 360 | 5166 |
| Fana | city | Northern Province | Sierra Leone | 9.7 | -12.4166667 | 246 | 5166 |
| Fangoia | city | Northern Province | Sierra Leone | 8.9666667 | -11.2833333 | 1227 | 2563 |
| Fankaia | city | Northern Province | Sierra Leone | 9.35 | -10.8 | 1860 | 2287 |
| Fankama | city | Northern Province | Sierra Leone | 9.5666667 | -11.9166667 | 1000 | 2559 |
| Fankoya | city | Northern Province | Sierra Leone | 9.1666667 | -10.9666667 | 1496 | 2380 |
| Fanta | city | Northern Province | Sierra Leone | 9.2833333 | -12.6166667 | 249 | 8985 |
| Fanye | city | Northern Province | Sierra Leone | 8.6333333 | -12.8833333 | 68 | 9526 |
| Faragbema | city | Northern Province | Sierra Leone | 9.1833333 | -10.7833333 | 1991 | 2339 |
| Farakoro | city | Northern Province | Sierra Leone | 9.6666667 | -11.4833333 | 1466 | 2380 |
| Farakoro | city | Northern Province | Sierra Leone | 9 | -11.3666667 | 1561 | 2385 |
| Farama | city | Northern Province | Sierra Leone | 8.5833333 | -11.6 | 1433 | 5953 |
| Farama | city | Northern Province | Sierra Leone | 8.7333333 | -11.45 | 1351 | 4850 |
| Farama | city | Northern Province | Sierra Leone | 9.4 | -11.1 | 1420 | 2380 |
| Farama | city | Northern Province | Sierra Leone | 9.25 | -10.75 | 2276 | 2293 |
| Farandugu | city | Northern Province | Sierra Leone | 9.4833333 | -11.45 | 1502 | 2380 |
| Farangbaya | city | Northern Province | Sierra Leone | 8.9833333 | -11.7166667 | 1184 | 5451 |
| Faransula | city | Northern Province | Sierra Leone | 8.8833333 | -11.6 | 1302 | 5451 |
| Farataw | city | Northern Province | Sierra Leone | 8.9666667 | -11.6166667 | 1489 | 5451 |
| Farawaro | city | Northern Province | Sierra Leone | 9.3666667 | -10.85 | 1548 | 2358 |
| Fasinaia | city | Northern Province | Sierra Leone | 9.4 | -12.6333333 | 203 | 8545 |
| Fatori | city | Northern Province | Sierra Leone | 9.2666667 | -12.6333333 | 246 | 8938 |
| Felnabalia | city | Northern Province | Sierra Leone | 9.6333333 | -11.0333333 | 1502 | 2360 |
| Fengka | city | Northern Province | Sierra Leone | 8.75 | -12.7 | 68 | 9548 |
| Fenkembaia | city | Northern Province | Sierra Leone | 8.9333333 | -11.65 | 1276 | 5451 |
| Fentikhura | city | Northern Province | Sierra Leone | 9.8666667 | -12.2333333 | 508 | 5097 |
| Fentikhuri | city | Northern Province | Sierra Leone | 9.8666667 | -12.2333333 | 508 | 5097 |
| Feremabalia | city | Northern Province | Sierra Leone | 9.5666667 | -10.95 | 1479 | 2326 |
| Fernando Po | city | Northern Province | Sierra Leone | 8.5977778 | -13.0194444 | 78 | 7111 |
| Figi | city | Northern Province | Sierra Leone | 8.7833333 | -11.9666667 | 357 | 5284 |
| Filina | city | Northern Province | Sierra Leone | 9.9166667 | -11.6666667 | 1007 | 2381 |
| Finabania | city | Northern Province | Sierra Leone | 9.3666667 | -10.9333333 | 1479 | 2380 |
| Fintonia | city | Northern Province | Sierra Leone | 9.6666667 | -12.2333333 | 498 | 5166 |
| Firawa | city | Northern Province | Sierra Leone | 9.35 | -11.3 | 1496 | 2380 |
| Firawa | city | Northern Province | Sierra Leone | 9.5166667 | -10.85 | 1893 | 1928 |
| Firikaia | city | Northern Province | Sierra Leone | 8.8666667 | -11.4 | 1394 | 2724 |
| Fodia | city | Northern Province | Sierra Leone | 9.2833333 | -12.95 | 137 | 5368 |
| Fodia | city | Northern Province | Sierra Leone | 9.7166667 | -12.45 | 226 | 5166 |
| Fogo | city | Northern Province | Sierra Leone | 9.25 | -11.6666667 | 1443 | 2653 |
| Fokaw | city | Northern Province | Sierra Leone | 8.9166667 | -12.9833333 | 26 | 8852 |
| Fonaia | city | Northern Province | Sierra Leone | 9.2666667 | -11.9666667 | 433 | 5171 |
| Fondokhuri | city | Northern Province | Sierra Leone | 9.7666667 | -12.2333333 | 495 | 5166 |
| Fondu | city | Northern Province | Sierra Leone | 8.4333333 | -12.7833333 | 26 | 9159 |
| Fore | city | Northern Province | Sierra Leone | 9.7333333 | -11.15 | 1515 | 2380 |
| Foredugu | city | Northern Province | Sierra Leone | 8.75 | -12.5 | 154 | 9547 |
| Foremoria | city | Northern Province | Sierra Leone | 9.8 | -11.5833333 | 1450 | 2380 |
| Foremusaia | city | Northern Province | Sierra Leone | 9.8666667 | -11.3666667 | 1430 | 2380 |
| Foria | city | Northern Province | Sierra Leone | 9.25 | -11.45 | 1482 | 2518 |
| Foria | city | Northern Province | Sierra Leone | 9.2333333 | -11.2 | 1466 | 2380 |
| Foria | city | Northern Province | Sierra Leone | 9.3333333 | -10.8166667 | 1929 | 2380 |
| Forikolo | city | Northern Province | Sierra Leone | 8.725 | -13.1638889 | 3 | 9548 |
| Forobine | city | Northern Province | Sierra Leone | 8.65 | -11.4 | 1017 | 14320 |
| Forodugu | city | Northern Province | Sierra Leone | 8.4188889 | -13.0547222 | 82 | 8696 |
| Forodugu | city | Northern Province | Sierra Leone | 8.95 | -12.85 | 13 | 9013 |
| Forodugu | city | Northern Province | Sierra Leone | 8.5488889 | -12.8113889 | 104 | 9549 |
| Forodugu | city | Northern Province | Sierra Leone | 8.75 | -12.5 | 154 | 9547 |
| Forokoia | city | Northern Province | Sierra Leone | 8.8833333 | -11.35 | 1108 | 3684 |
| Fotani | city | Northern Province | Sierra Leone | 8.65 | -12.3833333 | 160 | 8872 |
| Fotani | city | Northern Province | Sierra Leone | 8.7166667 | -12.0333333 | 187 | 5321 |
| Fotani | city | Northern Province | Sierra Leone | 8.5666667 | -11.8166667 | 511 | 5460 |
| Fotani | city | Northern Province | Sierra Leone | 8.7833333 | -11.45 | 1358 | 4116 |
| Fotani | city | Northern Province | Sierra Leone | 8.5666667 | -11.4333333 | 1249 | 8552 |
| Fotani | city | Northern Province | Sierra Leone | 8.6833333 | -11.4166667 | 1069 | 6201 |
| Fotani | city | Northern Province | Sierra Leone | 8.5666667 | -11.3833333 | 997 | 14407 |
| Fotani | city | Northern Province | Sierra Leone | 8.7166667 | -11.3833333 | 997 | 9207 |
| Foto | city | Northern Province | Sierra Leone | 9.7 | -12.2833333 | 498 | 5166 |
| Fotori | city | Northern Province | Sierra Leone | 9.2666667 | -12.6333333 | 246 | 8938 |
| Fransa | city | Northern Province | Sierra Leone | 8.9 | -12.65 | 180 | 9539 |
| Fuendu | city | Northern Province | Sierra Leone | 8.3222222 | -12.0802778 | 223 | 4506 |
| Fukunba | city | Northern Province | Sierra Leone | 9.3666667 | -11.75 | 1017 | 2380 |
| Fula Town | city | Northern Province | Sierra Leone | 9.3166667 | -11.8666667 | 442 | 3833 |
| Fulatown | city | Northern Province | Sierra Leone | 8.8333333 | -12.4 | 137 | 8839 |
| Fulun | city | Northern Province | Sierra Leone | 8.8 | -12.8 | 131 | 9542 |
| Fundo | city | Northern Province | Sierra Leone | 8.4333333 | -12.7833333 | 26 | 9159 |
| Fundu | city | Northern Province | Sierra Leone | 8.6 | -12.8166667 | 101 | 9548 |
| Fundu | city | Northern Province | Sierra Leone | 8.7666667 | -11.5333333 | 1085 | 5457 |
| Fundusuma | city | Northern Province | Sierra Leone | 9.2166667 | -10.75 | 1935 | 2293 |
| Funeba | city | Northern Province | Sierra Leone | 9.15 | -11.3166667 | 1499 | 2380 |
| Funemba | city | Northern Province | Sierra Leone | 9.15 | -11.3166667 | 1499 | 2380 |
| Funkin | city | Northern Province | Sierra Leone | 9.1 | -12.45 | 68 | 5183 |
| Funknyin | city | Northern Province | Sierra Leone | 9.1 | -12.45 | 68 | 5183 |
| Funkuya | city | Northern Province | Sierra Leone | 9 | -12.9166667 | 95 | 8849 |
| Funkuya | city | Northern Province | Sierra Leone | 9.0833333 | -11.7833333 | 521 | 5403 |
| Furia | city | Northern Province | Sierra Leone | 8.95 | -11.7166667 | 1259 | 5451 |
| Furibalia | city | Northern Province | Sierra Leone | 8.8666667 | -11.55 | 1207 | 5451 |
| Furikaria | city | Northern Province | Sierra Leone | 9.2333333 | -12.7666667 | 249 | 8830 |
| Furikaria | city | Northern Province | Sierra Leone | 8.9833333 | -12.5333333 | 134 | 8273 |
| Fusia | city | Northern Province | Sierra Leone | 9.9 | -11.3333333 | 1492 | 2380 |
| Futa | city | Northern Province | Sierra Leone | 8.4833333 | -12.9166667 | 13 | 9553 |
| Futa | city | Northern Province | Sierra Leone | 8.6166667 | -12.45 | 288 | 9412 |
| Futani | city | Northern Province | Sierra Leone | 8.9166667 | -11.9166667 | 360 | 5216 |
| Futani | city | Northern Province | Sierra Leone | 8.8166667 | -11.8666667 | 367 | 5450 |
| Futani | city | Northern Province | Sierra Leone | 8.5666667 | -11.8166667 | 511 | 5460 |
| Futani | city | Northern Province | Sierra Leone | 8.7833333 | -11.45 | 1358 | 4116 |
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