As a box code, 2123 is used for 2 post office box locations.
PO Boxes using 2123
| Suburb | Town | Province |
|---|---|---|
| Pinegowrie | Johannesburg | Gauteng |
| Blairgowrie | Randburg | Gauteng |
Postal code 2123
Randburg, Gauteng
2123 is a PO Box code in Gauteng, South Africa, mainly serving Randburg.