Home Postcodes by state QLD 4508 Postcode 4508 4508 is the postcode for Deception Bay, QLD. Localities with postcode 4508Deception BayQLD Postcode 4508 State or territory Queensland (QLD) Localities 1 Council area Moreton Bay Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 4507 · Postcode 4509