As a box code, 2003 is used for 2 post office box locations.
PO Boxes using 2003
| Suburb | Town | Province |
|---|---|---|
| Ormonde | Johannesburg | Gauteng |
| Witspos | Johannesburg | Gauteng |
Postal code 2003
Johannesburg, Gauteng
2003 is a PO Box code in Gauteng, South Africa, mainly serving Johannesburg.