Home Postcodes by state VIC 3966 Postcode 3966 3966 is the postcode for 3 localities in VIC: Binginwarri, Hazel Park and Welshpool. Postcode 3966 State or territory Victoria (VIC) Localities 3 Council area Mainly Wellington, partly South Gippsland; South Gippsland Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Localities with postcode 3966BinginwarriVICHazel ParkVICWelshpoolVIC Browse postcodes in order← 3965 Port Welshpool · 3967 Hedley →