As a box code, 3010 is used for 7 post office box locations.
PO Boxes using 3010
| Suburb | Town | Province |
|---|---|---|
| Tugela Ferry | Klipspruit | KwaZulu-Natal |
| Edrayini | Tugela Ferry | KwaZulu-Natal |
| Gxobanyawo | Tugela Ferry | KwaZulu-Natal |
| Keates Drift | Tugela Ferry | KwaZulu-Natal |
| Kopi | Tugela Ferry | KwaZulu-Natal |
| Nocomboshe | Tugela Ferry | KwaZulu-Natal |
| Othame | Tugela Ferry | KwaZulu-Natal |