Home Postcode finder QLD Wyandra Wyandra postcode QLD Wyandra is a locality in Queensland covered by postcode 4489. Postcode 4489 State or territory Queensland (QLD) Region Toowoomba Region Add a free Wyandra business listing More business listings in Wyandra Businesses in WyandraWyandra State SchoolMoody St · 07 46540280 Common questionsWhat is the postcode for Wyandra?Wyandra, QLD has the postcode 4489.What state is Wyandra in?Wyandra is in Queensland (QLD).Does postcode 4489 cover more than one suburb?No. Postcode 4489 covers Wyandra only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Queensland, or widen the search to every Australian postcode.