| Place | Post Code |
|---|---|
| Diepkloof, Umzimkhulu | 1862 |
| Gugweni, Umzimkhulu | 3304 |
| Kromhoek, Umzimkhulu | 3304 |
| Mountain Home, Umzimkhulu | 3304 |
| All postal codes in Harry Gwala | |
|---|---|
| KwaSani (Dr Nkosazana Dlamini-Zuma, Harry Gwala) | |
| Groter Kokstad (Greater Kokstad, Harry Gwala) | |
| Ubuhlebezwe, Harry Gwala | |
| Umzimkhulu, Harry Gwala | |