Home Postcodes by state VIC 3146 Postcode 3146 3146 is the postcode for Glen Iris, VIC. Localities with postcode 3146Glen IrisVIC Postcode 3146 State or territory Victoria (VIC) Localities 1 Council area Mainly Boroondara, partly Stonnington Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3145 · Postcode 3147