Suburbs using 5601 as street code
| Suburb | Town | Province |
|---|---|---|
| Ballassi Valley | Qonce (King William's Town) | Eastern Cape |
| Breidbach | Qonce (King William's Town) | Eastern Cape |
| Breidbach Ext 5 | Qonce (King William's Town) | Eastern Cape |
| Club View | Qonce (King William's Town) | Eastern Cape |
| Daleview | Qonce (King William's Town) | Eastern Cape |
| Edonqaba | Qonce (King William's Town) | Eastern Cape |
| Ginsburg | Qonce (King William's Town) | Eastern Cape |
| Headlands | Qonce (King William's Town) | Eastern Cape |
| Kaffrarian Heights | Qonce (King William's Town) | Eastern Cape |
| King William's Town | Qonce (King William's Town) | Eastern Cape |
| Market Square | Qonce (King William's Town) | Eastern Cape |
| Roadside | Qonce (King William's Town) | Eastern Cape |
| Schornville | Qonce (King William's Town) | Eastern Cape |
| Sweetwater | Qonce (King William's Town) | Eastern Cape |
| West Bank | Qonce (King William's Town) | Eastern Cape |