As a box code, 3660 is used for 2 post office box locations.
PO Boxes using 3660
| Suburb | Town | Province |
|---|---|---|
| Nyuswa | Bothas Hill | KwaZulu-Natal |
| Bothas Hill | Hillcrest | KwaZulu-Natal |
Postal code 3660
Hillcrest, KwaZulu-Natal
3660 is a PO Box code in KwaZulu-Natal, South Africa, mainly serving Hillcrest.