As a box code, 4126 is used for 9 post office box locations.
Suburbs using 4126 as street code
PO Boxes using 4126
| Suburb | Town | Province |
|---|---|---|
| Bonny Ridge | Amanzimtoti | KwaZulu-Natal |
| Illovo Phase 1 | Amanzimtoti | KwaZulu-Natal |
| Intinyane | Amanzimtoti | KwaZulu-Natal |
| Thuthuka | Amanzimtoti | KwaZulu-Natal |
| Umgababa | Amanzimtoti | KwaZulu-Natal |
| Abaphehli | Doonside | KwaZulu-Natal |
| Maqhikizana | Doonside | KwaZulu-Natal |
| Mnini | Illovo Beach | KwaZulu-Natal |
| Ezimbokodweni | Umbogintwini | KwaZulu-Natal |