| Ola-Gboda - Équateur |
Oleko-Kusu - Kasaï-Oriental |
Olife - Orientale |
| Olahi - Orientale |
Olela - Kasai-Occidental Province |
Olimba - Maniema |
| Olakunda - Kasai-Occidental Province |
Olema - Orientale |
Olimungo - Kasai-Occidental Province |
| Olambo - Kasaï-Occidental |
Olemanu - Kasai-Occidental Province |
Oliokwo - Kasai-Occidental Province |
| Olanda - Kasai-Occidental Province |
Olemanu Okope - Kasai-Occidental Province |
Olo - Orientale |
| Olandji - Kasai-Occidental Province |
Olemba - Maniema |
Oloke - Orientale |
| Olangalanga - Kasai-Occidental Province |
Olemba-Pene-Kahoya - Maniema |
Olomo - Kasai-Occidental Province |
| Olangalonga - Kasai-Occidental Province |
Olembia - Kasai-Occidental Province |
Olondo - Orientale |
| Old Kasindi - Nord-Kivu |
Olendi - Orientale |
Olongo - Maniema |
| Old Town - Kinshasa |
Olenga - Kasai-Occidental Province |
Olua - Kasai-Occidental Province |
| Oleke - Maniema |
Olenga - Bandundu |
Olukaikai - Orientale |
| Oleko - Kasai-Occidental Province |
Olenge - Bandundu |
Oluke - Kasai-Occidental Province |
| Oleko - Kasaï-Oriental |
Oli - Kasai-Occidental Province |