Home Postcodes by state VIC 3078 Postcode 3078 3078 is the postcode for 2 localities in VIC: Alphington and Fairfield. Localities with postcode 3078AlphingtonVICFairfieldVIC Postcode 3078 State or territory Victoria (VIC) Localities 2 Council area Mainly Darebin, partly Yarra Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3076 · Postcode 3079