Home Postcodes by state QLD 4158 Postcode 4158 4158 is the postcode for Thorneside, QLD. Localities with postcode 4158ThornesideQLD Postcode 4158 State or territory Queensland (QLD) Localities 1 Council area Redland Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 4157 · Postcode 4159