Home Postcodes by state WA Gabbin Gabbin postcode WA Gabbin is a locality in Western Australia covered by postcode 6476. Postcode 6476 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Council area Mount Marshall Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Gabbin business listing Be the first listing in Gabbin Suburbs near GabbinStraight-line distance between locality centres.DukinWA 6475 · 16.8 kmLake MargaretteWA 6475 · 16.9 kmBencubbinWA 6477 · 18.0 kmKoordaWA 6475 · 18.5 km Common questionsWhat is the postcode for Gabbin?Gabbin, WA has the postcode 6476.What state is Gabbin in?Gabbin is in Western Australia (WA).What council is Gabbin in?Gabbin is in the Mount Marshall local government area.Does postcode 6476 cover more than one suburb?No. Postcode 6476 covers Gabbin only, which is unusual - most Australian postcodes cover several localities.What suburbs are near Gabbin?The closest are Dukin (16.8 km), Lake Margarette (16.9 km), Bencubbin (18.0 km) and Koorda (18.5 km). Distances are straight lines between locality centres. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.