Home Postcodes by state VIC 3223 Postcode 3223 3223 is the postcode for 3 localities in VIC: Indented Head, Portarlington and St Leonards. Localities with postcode 3223Indented HeadVICPortarlingtonVICSt LeonardsVIC Postcode 3223 State or territory Victoria (VIC) Localities 3 Council area Greater Geelong Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3222 · Postcode 3224