As a box code, 5000 is used for 31 post office box locations.
Suburbs using 5000 as street code
PO Boxes using 5000
| Suburb | Town | Province |
|---|---|---|
| Cafutweni | Idutywa | Eastern Cape |
| Colosa | Idutywa | Eastern Cape |
| Dadamba | Idutywa | Eastern Cape |
| Dingdong | Idutywa | Eastern Cape |
| Durrheights | Idutywa | Eastern Cape |
| Ebende | Idutywa | Eastern Cape |
| Fort Bowker | Idutywa | Eastern Cape |
| Garrick | Idutywa | Eastern Cape |
| Idutywa | Idutywa | Eastern Cape |
| Kwadanti | Idutywa | Eastern Cape |
| Liwa | Idutywa | Eastern Cape |
| Ludiza | Idutywa | Eastern Cape |
| Mbangcolo | Idutywa | Eastern Cape |
| Mente | Idutywa | Eastern Cape |
| Monopoly | Idutywa | Eastern Cape |
| Munyu | Idutywa | Eastern Cape |
| Mzonga | Idutywa | Eastern Cape |
| Ndibela | Idutywa | Eastern Cape |
| Ngqutura | Idutywa | Eastern Cape |
| Ngwane | Idutywa | Eastern Cape |
| Ntsimbakazi | Idutywa | Eastern Cape |
| Nxamagele | Idutywa | Eastern Cape |
| Nywara | Idutywa | Eastern Cape |
| Qakazana | Idutywa | Eastern Cape |
| Qwaninga | Idutywa | Eastern Cape |
| Ramra | Idutywa | Eastern Cape |
| Random | Idutywa | Eastern Cape |
| Sabre | Idutywa | Eastern Cape |
| Sinqumeni | Idutywa | Eastern Cape |
| Tongwe | Idutywa | Eastern Cape |
| Vulikwapa | Idutywa | Eastern Cape |