Home Postcodes by state WA Wyndham Wyndham postcode WA Wyndham is a locality in Western Australia covered by postcode 6740. Postcode 6740 State or territory Western Australia (WA) Region North West Suburbs Council area Wyndham-East Kimberley Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Wyndham business listing More business listings in Wyndham Businesses in WyndhamSt Joseph's School77 St Peters Way · 08 91611021Wyndham District High SchoolLot 1735 Coverley St · 08 91611063 Also in postcode 6740Drysdale RiverWA 6740KalumburuWA 6740Mitchell PlateauWA 6740OombulgurriWA 6740Prince Regent RiverWA 6740 Other places called WyndhamWyndhamNSW 2550 Common questionsWhat is the postcode for Wyndham?Wyndham, WA has the postcode 6740.What state is Wyndham in?Wyndham is in Western Australia (WA).What council is Wyndham in?Wyndham is in the Wyndham-East Kimberley local government area.Does postcode 6740 cover more than one suburb?Yes. Postcode 6740 covers 6 localities, so the postcode alone does not identify Wyndham. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.