As a box code, 1111 is used for 1 post office box location.
PO Boxes using 1111
| Suburb | Town | Province |
|---|---|---|
| Tonteldoos | Middelburg | Mpumalanga |
Postal code 1111
Middelburg, Mpumalanga
1111 is a PO Box code in Mpumalanga, South Africa, mainly serving Middelburg.