| Place | Post Code |
|---|---|
| Coronation, Johannesburg | 2093 |
| Coronationville, Johannesburg | 2093 |
| Cottesloe, Johannesburg | 2092 |
| Croesus, Johannesburg | 2093 |
| Crosby, Johannesburg | 2092 |
| Crown Gardens, Johannesburg | 2091 |
| Crown Mines, Johannesburg | 2092 |
| Crown-Noord (Crown North, Johannesburg) | 2092 |
| Crystal Gardens, Johannesburg | 2090 |
| Cyrildene, Johannesburg | 2198 |
| Denver, Johannesburg | 2094 |
| Devland, Johannesburg | 1811, 1813 |
| Dewetshof, Johannesburg | 2198 |
| Doornfontein, Johannesburg | 2094 |
| Doornfontein-Noord (Doornfontein North, Johannesburg) | 2094 |
| Droste Park, Johannesburg | 2094 |
| Dunhill, Johannesburg | 2192 |
| Dunsevern, Johannesburg | 2090 |
| East Park, Johannesburg | 1754 |
| Eastcliff, Johannesburg | 2190 |
| Edgardale, Johannesburg | 2092 |
| Elandspark (Elands Park, Johannesburg) | 2197 |
| Elcedes, Johannesburg | 2094 |
| Eldoradopark (Eldorado Park, Johannesburg) | 1811 |
| Electron, Johannesburg | 2197 |
| Elladoone, Johannesburg | 2197 |