| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ola-Gboda | city | | Congo (Dem. Republic of The)-(Zaire) | 3.25 | 20.2666667 | 1998 | 5770 |
| Olahi | city | | Congo (Dem. Republic of The)-(Zaire) | -0.8 | 23.6 | 1499 | 518 |
| Olakunda | city | | Congo (Dem. Republic of The)-(Zaire) | -2.35 | 23.5166667 | 1863 | 677 |
| Olambo | city | | Congo (Dem. Republic of The)-(Zaire) | -4.7166667 | 24.2 | 1919 | 1302 |
| Olanda | city | | Congo (Dem. Republic of The)-(Zaire) | -2.4333333 | 22.95 | 1614 | 677 |
| Olandji | city | | Congo (Dem. Republic of The)-(Zaire) | -3.0333333 | 23.15 | 1991 | 4970 |
| Olangalanga | city | | Congo (Dem. Republic of The)-(Zaire) | -1.7833333 | 19.3333333 | 1230 | 1419 |
| Olangalonga | city | | Congo (Dem. Republic of The)-(Zaire) | -1.7833333 | 19.3333333 | 1230 | 1419 |
| Old Kasindi | city | Province du Nord-Kivu | Congo (Dem. Republic of The)-(Zaire) | -0.0361111 | 29.7136111 | 3444 | 26949 |
| Old Town | city | | Congo (Dem. Republic of The)-(Zaire) | -4.3333333 | 15.25 | 449 | 637782 |
| Oleke | city | | Congo (Dem. Republic of The)-(Zaire) | -2.6 | 25.2666667 | 1860 | 1167 |
| Oleko | city | | Congo (Dem. Republic of The)-(Zaire) | -3.9666667 | 23.2833333 | 2007 | 4970 |
| Oleko | city | | Congo (Dem. Republic of The)-(Zaire) | -3.4 | 23.9 | 2030 | 3870 |
| Oleko | city | | Congo (Dem. Republic of The)-(Zaire) | -4.7333333 | 25.2333333 | 1998 | 448 |
| Oleko-Kusu | city | | Congo (Dem. Republic of The)-(Zaire) | -4.7333333 | 25.2333333 | 1998 | 448 |
| Olela | city | | Congo (Dem. Republic of The)-(Zaire) | -4.4833333 | 24.4166667 | 1942 | 1302 |
| Olema | city | | Congo (Dem. Republic of The)-(Zaire) | -0.8 | 25.9 | 1856 | 593 |
| Olemanu | city | | Congo (Dem. Republic of The)-(Zaire) | -2.5833333 | 24.2333333 | 1830 | 1292 |
| Olemanu Okope | city | | Congo (Dem. Republic of The)-(Zaire) | -2.5833333 | 24.2333333 | 1830 | 1292 |
| Olemba | city | | Congo (Dem. Republic of The)-(Zaire) | -3.1166667 | 24.6833333 | 2001 | 1601 |
| Olemba | city | | Congo (Dem. Republic of The)-(Zaire) | -4.0833333 | 25.9166667 | 1794 | 451 |
| Olemba-Pene-Kahoya | city | | Congo (Dem. Republic of The)-(Zaire) | -4.0833333 | 25.9166667 | 1794 | 451 |
| Olembia | city | | Congo (Dem. Republic of The)-(Zaire) | -3.8666667 | 23.8166667 | 2050 | 4966 |
| Olendi | city | | Congo (Dem. Republic of The)-(Zaire) | 1.0166667 | 24.4666667 | 1499 | 2959 |
| Olenga | city | | Congo (Dem. Republic of The)-(Zaire) | -4.1166667 | 19.1166667 | 1496 | 4919 |
| Olenga | city | | Congo (Dem. Republic of The)-(Zaire) | -3.9333333 | 22.7666667 | 1948 | 1022 |
| Olenga | city | | Congo (Dem. Republic of The)-(Zaire) | -4.2333333 | 23.1 | 1282 | 1022 |
| Olenga | city | | Congo (Dem. Republic of The)-(Zaire) | -2.4833333 | 23.2333333 | 1998 | 677 |
| Olenge | city | | Congo (Dem. Republic of The)-(Zaire) | -4.1166667 | 19.1166667 | 1496 | 4919 |
| Oli | city | | Congo (Dem. Republic of The)-(Zaire) | 3.1333333 | 30.55 | 3832 | 15293 |
| Olife | city | | Congo (Dem. Republic of The)-(Zaire) | -0.3 | 24.3833333 | 1476 | 526 |
| Olimba | city | | Congo (Dem. Republic of The)-(Zaire) | -4.3833333 | 27.0333333 | 2171 | 2436 |
| Olimungo | city | | Congo (Dem. Republic of The)-(Zaire) | 0.6166667 | 27.6166667 | 1998 | 224 |
| Oliokwo | city | | Congo (Dem. Republic of The)-(Zaire) | 0.8333333 | 27.8166667 | 2290 | 224 |
| Olo | city | | Congo (Dem. Republic of The)-(Zaire) | 3.5666667 | 28.3333333 | 2329 | 930 |
| Oloke | city | | Congo (Dem. Republic of The)-(Zaire) | -0.6166667 | 23.9166667 | 1489 | 518 |
| Olomo | city | | Congo (Dem. Republic of The)-(Zaire) | -3.35 | 23.5 | 2011 | 4970 |
| Olondo | city | | Congo (Dem. Republic of The)-(Zaire) | -0.7666667 | 23.8 | 1486 | 518 |
| Olongo | city | | Congo (Dem. Republic of The)-(Zaire) | -2.2833333 | 25.0666667 | 1640 | 1167 |
| Olua | city | | Congo (Dem. Republic of The)-(Zaire) | -2.2833333 | 23.2833333 | 1512 | 677 |
| Olukaikai | city | | Congo (Dem. Republic of The)-(Zaire) | 1.8 | 29.0166667 | 3038 | 476 |
| Oluke | city | | Congo (Dem. Republic of The)-(Zaire) | -3.8166667 | 24.3 | 2001 | 1601 |