Home Postcodes by state QLD 4173 Postcode 4173 4173 is the postcode for Tingalpa, QLD. Localities with postcode 4173TingalpaQLD Postcode 4173 State or territory Queensland (QLD) Localities 1 Council area Brisbane Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 4172 · Postcode 4174