Home Postcodes by state QLD 4704 Postcode 4704 4704 is the postcode for 2 localities in QLD: Wattlebank and Yaamba. Localities with postcode 4704WattlebankQLDYaambaQLD Postcode 4704 State or territory Queensland (QLD) Localities 2 Council area Livingstone Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 4703 · Postcode 4705