Home Postcodes by state VIC 3831 Postcode 3831 3831 is the postcode for 3 localities in VIC: Neerim, Neerim East and Neerim South. Localities with postcode 3831NeerimVICNeerim EastVICNeerim SouthVIC Postcode 3831 State or territory Victoria (VIC) Localities 3 Council area Baw Baw Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3825 · Postcode 3832