Home Postcode finder WA Golden Bay Golden Bay postcode WA Golden Bay is a locality in Western Australia covered by postcode 6174. Postcode 6174 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Golden Bay business listing More business listings in Golden Bay Businesses in Golden BayAirport Taxi PerthHarbour Terrace, Perth WA, Australia · 0488482703BLUE Charters PerthHarbour Terrace, Perth WA, Australia · 61 438906878Gen Y Electrical2 Yanrey St, Golden Bay WA 6174, Australia · 0419000164 Common questionsWhat is the postcode for Golden Bay?Golden Bay, WA has the postcode 6174.What state is Golden Bay in?Golden Bay is in Western Australia (WA).Does postcode 6174 cover more than one suburb?No. Postcode 6174 covers Golden Bay only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.