Home Postcodes by state VIC 3108 Postcode 3108 3108 is the postcode for Doncaster, VIC. Localities with postcode 3108DoncasterVIC Postcode 3108 State or territory Victoria (VIC) Localities 1 Council area Manningham Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3107 · Postcode 3109