| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Obanjeni | city | Province of KwaZulu-Natal | South Africa | -28.9166667 | 31.7 | 39 | 20904 |
| Oberholzer | city | | South Africa | -26.3333333 | 27.3666667 | 4832 | 38317 |
| Oberholzer Settlement | city | | South Africa | -26.35 | 27.3 | 4734 | 42628 |
| Obesa | city | Province of KwaZulu-Natal | South Africa | -28.6333333 | 31.8833333 | 232 | 10423 |
| Obonjaneni | city | Province of KwaZulu-Natal | South Africa | -28.6833333 | 28.9666667 | 4389 | 11293 |
| Observatory | city | | South Africa | -33.9333333 | 18.4666667 | 124 | 248054 |
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