Home Postcodes by state TAS 7053 Postcode 7053 7053 is the postcode for 2 localities in TAS: Bonnet Hill and Taroona. Localities with postcode 7053Bonnet HillTASTaroonaTAS Postcode 7053 State or territory Tasmania (TAS) Localities 2 Council area Kingborough Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 7052 · Postcode 7054