As a box code, 1723 is used for 3 post office box locations.
PO Boxes using 1723
| Suburb | Town | Province |
|---|---|---|
| Doornkop | Dobsonville | Gauteng |
| Sunrise | Dobsonville | Gauteng |
| Sunrise Park | Roodepoort | Gauteng |
Postal code 1723
Dobsonville, Gauteng
1723 is a PO Box code in Gauteng, South Africa, mainly serving Dobsonville.