As a box code, 4320 is used for 2 post office box locations.
PO Boxes using 4320
| Suburb | Town | Province |
|---|---|---|
| Umhlanga | Umhlanga | KwaZulu-Natal |
| Umhlanga Rocks | Umhlanga | KwaZulu-Natal |
Postal code 4320
Umhlanga, KwaZulu-Natal
4320 is a PO Box code in KwaZulu-Natal, South Africa, mainly serving Umhlanga.