| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Bo | city | Southern Province | Sierra Leone | 7.6608333 | -12.3511111 | 3 | 3780 |
| Bo | city | Southern Province | Sierra Leone | 7.5402778 | -12.26 | 72 | 3729 |
| Bo | city | Southern Province | Sierra Leone | 7.2166667 | -11.8833333 | 52 | 3869 |
| Bo | city | Southern Province | Sierra Leone | 7.9455556 | -11.7627778 | 475 | 5521 |
| Bo | city | Southern Province | Sierra Leone | 7.9647222 | -11.7383333 | 488 | 5521 |
| Bo | city | Southern Province | Sierra Leone | 7.3833333 | -11.5333333 | 209 | 4373 |
| Bo | city | Southern Province | Sierra Leone | 7.2902778 | -11.5222222 | 196 | 4373 |
| Bo | city | Eastern Province | Sierra Leone | 7.9375 | -11.3463889 | 472 | 7560 |
| Bo | city | Eastern Province | Sierra Leone | 8.1666667 | -10.8166667 | 698 | 7425 |
| Bo Ngieha | city | Eastern Province | Sierra Leone | 8.05 | -11.0666667 | 774 | 7684 |
| Boaboabu | city | Eastern Province | Sierra Leone | 7.8191667 | -11.1988889 | 406 | 7694 |
| Boabu | city | Southern Province | Sierra Leone | 8.1833333 | -11.75 | 462 | 5521 |
| Boabu | city | Southern Province | Sierra Leone | 8.0666667 | -11.3666667 | 406 | 6909 |
| Boabu | city | Eastern Province | Sierra Leone | 8.3 | -11.25 | 800 | 8918 |
| Boaia | city | Eastern Province | Sierra Leone | 8.65 | -11.2166667 | 1194 | 26670 |
| Boaia | city | Eastern Province | Sierra Leone | 8.5 | -11.1 | 1368 | 26681 |
| Boaia | city | Eastern Province | Sierra Leone | 8.5666667 | -11.0666667 | 1404 | 26674 |
| Boajibu | city | Eastern Province | Sierra Leone | 8.1833333 | -11.3333333 | 465 | 7683 |
| Boalakarafaia | city | Northern Province | Sierra Leone | 9.6166667 | -11 | 1519 | 2358 |
| Bobe | city | Southern Province | Sierra Leone | 7.5761111 | -12.6541667 | 22 | 3710 |
| Bobo Gieya | city | Eastern Province | Sierra Leone | 7.8161111 | -10.9663889 | 715 | 7511 |
| Bobobu | city | Southern Province | Sierra Leone | 7.5666667 | -11.8333333 | 298 | 4450 |
| Bobobu | city | Southern Province | Sierra Leone | 8.05 | -11.8333333 | 321 | 5516 |
| Bobobu | city | Southern Province | Sierra Leone | 8 | -11.75 | 472 | 5521 |
| Bobobu | city | Southern Province | Sierra Leone | 7.4019444 | -11.6733333 | 298 | 4373 |
| Bobobu | city | Eastern Province | Sierra Leone | 7.875 | -11.4136111 | 498 | 7637 |
| Bobobu | city | Eastern Province | Sierra Leone | 8.1333333 | -11.3333333 | 479 | 7665 |
| Bobobu | city | Eastern Province | Sierra Leone | 8.3333333 | -11.2833333 | 980 | 8194 |
| Bobobu | city | Eastern Province | Sierra Leone | 8.1333333 | -11.2333333 | 912 | 7690 |
| Bobobu | city | Eastern Province | Sierra Leone | 7.8191667 | -11.1988889 | 406 | 7694 |
| Bobobu | city | Eastern Province | Sierra Leone | 7.6208333 | -11.1875 | 498 | 7700 |
| Bobobu | city | Eastern Province | Sierra Leone | 8.1833333 | -11.1666667 | 990 | 7687 |
| Bobobu | city | Eastern Province | Sierra Leone | 8.5166667 | -11.0333333 | 1446 | 26678 |
| Bobobu | city | Eastern Province | Sierra Leone | 8.25 | -10.5333333 | 987 | 7425 |
| Bobowahun | city | Eastern Province | Sierra Leone | 7.9883333 | -11.3275 | 351 | 7653 |
| Bodu | city | Eastern Province | Sierra Leone | 8.4833333 | -10.75 | 1053 | 24701 |
| Bogbema | city | Eastern Province | Sierra Leone | 7.9636111 | -10.6488889 | 1246 | 7049 |
| Bogboabu | city | Eastern Province | Sierra Leone | 7.5922222 | -11.3080556 | 377 | 7610 |
| Bogema | city | Eastern Province | Sierra Leone | 7.9636111 | -10.6488889 | 1246 | 7049 |
| Bohehun | city | Southern Province | Sierra Leone | 8.3833333 | -11.65 | 1000 | 5519 |
| Bohekema | city | Eastern Province | Sierra Leone | 7.9891667 | -10.6897222 | 787 | 7431 |
| Bohoi | city | Southern Province | Sierra Leone | 8.1383333 | -12.1794444 | 249 | 4424 |
| Bohol | city | Southern Province | Sierra Leone | 7.3958333 | -12.1075 | 55 | 3780 |
| Bohun | city | Southern Province | Sierra Leone | 7.2833333 | -11.9 | 91 | 3930 |
| Bohun | city | Southern Province | Sierra Leone | 8.15 | -11.35 | 426 | 7086 |
| Boikandu | city | Western Area | Sierra Leone | 8.3013889 | -13.0330556 | 104 | 8854 |
| Boikandu | city | Western Area | Sierra Leone | 8.3080556 | -13.0275 | 85 | 8854 |
| Boisawlaw | city | Northern Province | Sierra Leone | 8.5166667 | -12.6 | 229 | 8386 |
| Bokari Town | city | Western Area | Sierra Leone | 8.2527778 | -13.0791667 | 167 | 7571 |
| Bokaria | city | Northern Province | Sierra Leone | 8.9930556 | -13.1211111 | 3 | 8849 |
| Bokaria | city | Northern Province | Sierra Leone | 9.6 | -11.0833333 | 1505 | 2380 |
| Bokaria | city | Northern Province | Sierra Leone | 9.6666667 | -11.05 | 1499 | 2379 |
| Bokarikondea | city | Northern Province | Sierra Leone | 9.5166667 | -11 | 1548 | 2380 |
| Bokeni | city | Southern Province | Sierra Leone | 8.0666667 | -11.35 | 341 | 6909 |
| Boko | city | Eastern Province | Sierra Leone | 8.35 | -10.4 | 1486 | 7409 |
| Bokolu | city | Eastern Province | Sierra Leone | 8.4 | -10.6666667 | 836 | 9273 |
| Bokuma | city | Southern Province | Sierra Leone | 8.3166667 | -11.65 | 583 | 5520 |
| Boleyama | city | Eastern Province | Sierra Leone | 8.1 | -11.2166667 | 921 | 7691 |
| Bolia | city | Northern Province | Sierra Leone | 8.9666667 | -11.7833333 | 498 | 5451 |
| Bolia | city | Northern Province | Sierra Leone | 8.6666667 | -11.35 | 958 | 20463 |
| Bolilahun | city | Eastern Province | Sierra Leone | 7.8833333 | -10.8333333 | 793 | 7434 |
| Bolilanun | city | Eastern Province | Sierra Leone | 7.8833333 | -10.8333333 | 793 | 7434 |
| Bololo | city | Eastern Province | Sierra Leone | 8.7166667 | -10.5333333 | 1482 | 17695 |
| Boloma | city | Southern Province | Sierra Leone | 7.2347222 | -11.3911111 | 295 | 4373 |
| Bolota | city | Northern Province | Sierra Leone | 9.8333333 | -12.1166667 | 334 | 5156 |
| Bom | city | Northern Province | Sierra Leone | 9.0833333 | -12.9 | 75 | 8848 |
| Boma | city | Western Area | Sierra Leone | 8.2519444 | -13.0758333 | 88 | 7571 |
| Boma | city | Southern Province | Sierra Leone | 7.9333333 | -12.8166667 | 0 | 4214 |
| Boma | city | Southern Province | Sierra Leone | 7.3 | -11.9333333 | 68 | 3790 |
| Boma | city | Southern Province | Sierra Leone | 7.1833333 | -11.7666667 | 137 | 4325 |
| Boma | city | Southern Province | Sierra Leone | 7.1666667 | -11.75 | 101 | 4373 |
| Boma | city | Southern Province | Sierra Leone | 7.4580556 | -11.6188889 | 360 | 4373 |
| Boma | city | Eastern Province | Sierra Leone | 8.6666667 | -10.95 | 1473 | 26667 |
| Boma | city | Eastern Province | Sierra Leone | 8.7166667 | -10.9333333 | 1492 | 26664 |
| Bomahun | city | Southern Province | Sierra Leone | 8.2 | -12.1666667 | 177 | 4421 |
| Bomaru | city | Eastern Province | Sierra Leone | 8.0166667 | -10.6166667 | 869 | 6550 |
| Bomatok | city | Southern Province | Sierra Leone | 7.82 | -12.6563889 | 42 | 4424 |
| Bomatok | city | Southern Province | Sierra Leone | 7.5469444 | -12.6022222 | 49 | 3577 |
| Bomatok | city | Southern Province | Sierra Leone | 7.5786111 | -12.5525 | 6 | 3259 |
| Bombadu | city | Eastern Province | Sierra Leone | 8.6166667 | -10.8666667 | 1496 | 26671 |
| Bombali | city | Northern Province | Sierra Leone | 8.9827778 | -13.1508333 | 121 | 8834 |
| Bombalibana | city | Northern Province | Sierra Leone | 8.9666667 | -12.0333333 | 331 | 5180 |
| Bombe | city | Northern Province | Sierra Leone | 8.8833333 | -11.9833333 | 314 | 5180 |
| Bombe | city | Southern Province | Sierra Leone | 8.3833333 | -11.6666667 | 892 | 5516 |
| Bombe | city | Eastern Province | Sierra Leone | 7.9 | -11.0333333 | 475 | 7447 |
| Bombo | city | Northern Province | Sierra Leone | 8.9833333 | -12.7833333 | 157 | 9290 |
| Bomboafuidu | city | Eastern Province | Sierra Leone | 8.6166667 | -11.2833333 | 994 | 26671 |
| Bombohun | city | Southern Province | Sierra Leone | 7.0213889 | -11.4652778 | 308 | 4367 |
| Bombohun | city | Southern Province | Sierra Leone | 7.0711111 | -11.3702778 | 269 | 2449 |
| Bombohun | city | Eastern Province | Sierra Leone | 7.965 | -10.8336111 | 774 | 7431 |
| Bomboima | city | Eastern Province | Sierra Leone | 7.9166667 | -11.1333333 | 492 | 7690 |
| Bomboma | city | Southern Province | Sierra Leone | 7.2155556 | -11.3083333 | 311 | 3597 |
| Bomboma | city | Eastern Province | Sierra Leone | 7.9 | -10.9666667 | 488 | 7434 |
| Bomboru | city | Eastern Province | Sierra Leone | 8.2477778 | -10.3675 | 1187 | 6564 |
| Bomboru | city | Eastern Province | Sierra Leone | 8.2333333 | -10.3666667 | 1184 | 6564 |
| Bomdei | city | Southern Province | Sierra Leone | 7.8836111 | -12.5386111 | 82 | 4424 |
| Bomemahun | city | Southern Province | Sierra Leone | 7.4830556 | -12.3788889 | 29 | 3379 |
| Bomi | city | Southern Province | Sierra Leone | 7.2461111 | -11.5258333 | 187 | 4373 |
| Bomi | city | Southern Province | Sierra Leone | 7.25 | -11.4333333 | 219 | 4373 |
| Bomia | city | Northern Province | Sierra Leone | 8.8166667 | -13.2 | 16 | 7453 |
| Bomna | city | Northern Province | Sierra Leone | 8.75 | -11.85 | 321 | 5460 |
| Bomodia | city | Northern Province | Sierra Leone | 8.6475 | -13.1911111 | 127 | 8416 |
| Bomotoke | city | Southern Province | Sierra Leone | 7.82 | -12.6563889 | 42 | 4424 |
| Bompetok | city | Southern Province | Sierra Leone | 7.8138889 | -12.85 | 0 | 1756 |
| Bompeworo | city | Southern Province | Sierra Leone | 8.1333333 | -11.3833333 | 485 | 6230 |
| Bomu | city | Southern Province | Sierra Leone | 7.4580556 | -11.6188889 | 360 | 4373 |
| Bomuvulahun | city | Southern Province | Sierra Leone | 7.5 | -11.8166667 | 298 | 4372 |
| Bonaia | city | Northern Province | Sierra Leone | 9.1666667 | -11.9833333 | 239 | 5171 |
| Bondal | city | Southern Province | Sierra Leone | 7.995 | -12.7811111 | 118 | 4392 |
| Bondam | city | Southern Province | Sierra Leone | 7.8413889 | -12.6091667 | 75 | 4424 |
| Bondama | city | Southern Province | Sierra Leone | 8.0333333 | -11.7833333 | 495 | 5521 |
| Bondayilahun | city | Southern Province | Sierra Leone | 8.1 | -12.1833333 | 246 | 4424 |
| Bondayilahun | city | Southern Province | Sierra Leone | 8.0358333 | -12.1316667 | 265 | 4671 |
| Bondayirahun | city | Southern Province | Sierra Leone | 8.1333333 | -11.9833333 | 246 | 4608 |
| Bonde | city | Eastern Province | Sierra Leone | 8.05 | -10.7666667 | 695 | 7425 |
| Bondebu | city | Southern Province | Sierra Leone | 7.3119444 | -12.1480556 | 3 | 3269 |
| Bondehun | city | Eastern Province | Sierra Leone | 7.45 | -11.2 | 469 | 7475 |
| Bondodu | city | Eastern Province | Sierra Leone | 8.55 | -10.95 | 1282 | 26674 |
| Bondoma | city | Southern Province | Sierra Leone | 8.0333333 | -11.7833333 | 495 | 5521 |
| Bondoma | city | Eastern Province | Sierra Leone | 8.5166667 | -11.4166667 | 997 | 8078 |
| Bondua | city | Northern Province | Sierra Leone | 9.4166667 | -11.8166667 | 980 | 2396 |
| Bonekune | city | Eastern Province | Sierra Leone | 8.1666667 | -10.55 | 994 | 7404 |
| Bonga | city | Northern Province | Sierra Leone | 8.9333333 | -13.2 | 72 | 6819 |
| Bongama | city | Southern Province | Sierra Leone | 8.2833333 | -12.1833333 | 269 | 4427 |
| Bongama | city | Eastern Province | Sierra Leone | 8 | -11.05 | 767 | 7608 |
| Bonganema | city | Southern Province | Sierra Leone | 8.1302778 | -12.0608333 | 213 | 4424 |
| Bongboma | city | Southern Province | Sierra Leone | 7.0663889 | -11.4830556 | 216 | 4373 |
| Bongboru | city | Eastern Province | Sierra Leone | 8.3666667 | -10.8 | 1105 | 8432 |
| Bongbu | city | Eastern Province | Sierra Leone | 8.0166667 | -11.0833333 | 826 | 7661 |
| Bonge | city | Southern Province | Sierra Leone | 7.5572222 | -12.7361111 | 9 | 3347 |
| Bonge | city | Southern Province | Sierra Leone | 7.5986111 | -12.6763889 | 13 | 2924 |
| Bonge | city | Southern Province | Sierra Leone | 8.15 | -12.1833333 | 278 | 4424 |
| Bonge | city | Southern Province | Sierra Leone | 8.0666667 | -12.05 | 324 | 4557 |
| Bonge | city | Northern Province | Sierra Leone | 8.6333333 | -11.45 | 1492 | 7439 |
| Bongema | city | Eastern Province | Sierra Leone | 8.5166667 | -10.75 | 1240 | 26678 |
| Bongere | city | Southern Province | Sierra Leone | 7.5333333 | -11.5166667 | 410 | 4369 |
| Bongka | city | Northern Province | Sierra Leone | 9.2666667 | -12.2333333 | 419 | 5171 |
| Bongo | city | Eastern Province | Sierra Leone | 7.6075 | -11.2897222 | 377 | 7700 |
| Bongo | city | Eastern Province | Sierra Leone | 7.5730556 | -11.2219444 | 498 | 7700 |
| Bongo | city | Eastern Province | Sierra Leone | 8.2666667 | -10.7333333 | 902 | 7348 |
| Bongoadu | city | Eastern Province | Sierra Leone | 8.4 | -10.8 | 1499 | 13896 |
| Bongoia | city | Eastern Province | Sierra Leone | 8.5333333 | -11.3333333 | 958 | 21470 |
| Bongoma | city | Eastern Province | Sierra Leone | 7.4411111 | -11.2730556 | 495 | 7072 |
| Bongoya | city | Southern Province | Sierra Leone | 8.0177778 | -12.0986111 | 272 | 4821 |
| Bonguema | city | Western Area | Sierra Leone | 8.3213889 | -13.0727778 | 108 | 9101 |
| Boni | city | Eastern Province | Sierra Leone | 8.95 | -10.6 | 1459 | 18270 |
| Bonjema | city | Southern Province | Sierra Leone | 7.8416667 | -12.7166667 | 85 | 4285 |
| Bonjema | city | Southern Province | Sierra Leone | 7.9833333 | -12.65 | 127 | 4424 |
| Bonjema | city | Southern Province | Sierra Leone | 8.05 | -12.3833333 | 314 | 4424 |
| Bonjema | city | Southern Province | Sierra Leone | 8.1166667 | -12.0833333 | 223 | 4424 |
| Bonjema | city | Southern Province | Sierra Leone | 8.0166667 | -11.5666667 | 396 | 5521 |
| Bonjema | city | Eastern Province | Sierra Leone | 8.2333333 | -10.55 | 990 | 7425 |
| Bonjeya | city | Eastern Province | Sierra Leone | 8.25 | -10.8333333 | 885 | 7425 |
| Bonka | city | Northern Province | Sierra Leone | 8.6666667 | -12.6 | 193 | 9548 |
| Bonkamataka | city | Northern Province | Sierra Leone | 8.6333333 | -12.0666667 | 193 | 5456 |
| Bonkiri | city | Northern Province | Sierra Leone | 8.6666667 | -12.8333333 | 98 | 9548 |
| Bonkofoton | city | Northern Province | Sierra Leone | 9.8166667 | -12.45 | 229 | 5016 |
| Bonkohun | city | Northern Province | Sierra Leone | 9.0666667 | -12.2166667 | 216 | 5174 |
| Bonkomataka | city | Northern Province | Sierra Leone | 8.6333333 | -12.0666667 | 193 | 5456 |
| Bonoyema | city | Eastern Province | Sierra Leone | 7.7666667 | -10.9166667 | 797 | 7496 |
| Bonth | city | Southern Province | Sierra Leone | 7.5263889 | -12.505 | 32 | 2684 |
| Bonthe | city | Southern Province | Sierra Leone | 7.5263889 | -12.505 | 32 | 2684 |
| Bontiwo | city | Southern Province | Sierra Leone | 7.6816667 | -11.8133333 | 370 | 5308 |
| Bontiwo | city | Southern Province | Sierra Leone | 7.6294444 | -11.6705556 | 508 | 5420 |
| Bontiworo | city | Southern Province | Sierra Leone | 7.6816667 | -11.8133333 | 370 | 5308 |
| Bopan | city | Southern Province | Sierra Leone | 7.1833333 | -11.6833333 | 187 | 4373 |
| Bopo | city | Southern Province | Sierra Leone | 7.2166667 | -11.8166667 | 88 | 4356 |
| Bopo | city | Southern Province | Sierra Leone | 7.1705556 | -11.5919444 | 180 | 4373 |
| Bopo | city | Southern Province | Sierra Leone | 7.1833333 | -11.4666667 | 255 | 4373 |
| Bopo | city | Southern Province | Sierra Leone | 7.25 | -11.2833333 | 331 | 2702 |
| Bopon | city | Southern Province | Sierra Leone | 7.1833333 | -11.4666667 | 255 | 4373 |
| Borbana | city | Northern Province | Sierra Leone | 8.9833333 | -12.0666667 | 154 | 5180 |
| Boria | city | Northern Province | Sierra Leone | 9.1333333 | -10.8 | 1499 | 2380 |
| Borobofu | city | Northern Province | Sierra Leone | 9.5833333 | -12.6166667 | 278 | 7104 |
| Borokonko | city | Eastern Province | Sierra Leone | 8.7166667 | -10.5166667 | 1217 | 17695 |
| Boronka | city | Northern Province | Sierra Leone | 9.45 | -12.2 | 324 | 5171 |
| Boroso | city | Northern Province | Sierra Leone | 9.7 | -11.9 | 423 | 2744 |
| Borwaila | city | Western Area | Sierra Leone | 8.2833333 | -12.95 | 65 | 5824 |
| Bosadu | city | Eastern Province | Sierra Leone | 8.5833333 | -10.8 | 2431 | 26674 |
| Bosaia | city | Eastern Province | Sierra Leone | 8.8166667 | -11.0333333 | 1338 | 26657 |
| Bosanda | city | Northern Province | Sierra Leone | 8.8 | -11.9666667 | 328 | 5204 |
| Bosodu | city | Eastern Province | Sierra Leone | 8.35 | -10.3666667 | 1499 | 7082 |
| Bosudu | city | Eastern Province | Sierra Leone | 8.5166667 | -11.05 | 1423 | 26678 |
| Botima | city | Southern Province | Sierra Leone | 8.2833333 | -12.85 | 91 | 4548 |
| Botiwa | city | Eastern Province | Sierra Leone | 8.1666667 | -10.7333333 | 711 | 7425 |
| Boto | city | Southern Province | Sierra Leone | 7.3947222 | -12.1561111 | 104 | 3780 |
| Bouria | city | Northern Province | Sierra Leone | 9.35 | -11.9333333 | 400 | 5161 |
| Bowahun | city | Eastern Province | Sierra Leone | 7.75 | -11.0166667 | 833 | 7695 |
| Bowama | city | Southern Province | Sierra Leone | 8.1333333 | -12 | 209 | 4608 |
| Bowgere | city | Southern Province | Sierra Leone | 7.5333333 | -11.5166667 | 410 | 4369 |
| Bowo | city | Eastern Province | Sierra Leone | 8.3333333 | -10.4666667 | 1161 | 7288 |
| Bowobu | city | Eastern Province | Sierra Leone | 8.35 | -10.85 | 875 | 8082 |
| Boyago | city | Eastern Province | Sierra Leone | 7.7375 | -10.9213889 | 833 | 7519 |
| Boyama | city | Southern Province | Sierra Leone | 7.525 | -11.8186111 | 305 | 4372 |
| Boyama | city | Eastern Province | Sierra Leone | 7.6833333 | -11.1 | 501 | 7700 |
| Boyama | city | Eastern Province | Sierra Leone | 8.2 | -10.35 | 1046 | 5380 |
| Boyama | city | Eastern Province | Sierra Leone | 8.2 | -10.3333333 | 1033 | 3282 |
| Boyipie | city | Southern Province | Sierra Leone | 7.4166667 | -11.9333333 | 177 | 3942 |
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