As a box code, 1512 is used for 6 post office box locations.
PO Boxes using 1512
| Suburb | Town | Province |
|---|---|---|
| Petit | Benoni | Gauteng |
| Petit Ag Hs | Benoni | Gauteng |
| Fairleads | Petit | Gauteng |
| Fairleads Ag Hs | Petit | Gauteng |
| Sesfontein | Petit | Gauteng |
| Slaterville | Petit | Gauteng |