As a box code, 3857 is used for 1 post office box location.
PO Boxes using 3857
| Suburb | Town | Province |
|---|---|---|
| Ekukhanyeni | Melmoth | KwaZulu-Natal |
Postal code 3857
Melmoth, KwaZulu-Natal
3857 is a PO Box code in KwaZulu-Natal, South Africa, mainly serving Melmoth.