Home Postcodes by state VIC 3183 Postcode 3183 3183 is the postcode for 2 localities in VIC: Balaclava and St Kilda East. Localities with postcode 3183BalaclavaVICSt Kilda EastVIC Postcode 3183 State or territory Victoria (VIC) Localities 2 Council area Port Phillip; Mainly Port Phillip, partly Glen Eira Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3182 · Postcode 3184