Home Postcode finder WA Darch Darch postcode WA Darch is a locality in Western Australia covered by postcode 6065. Postcode 6065 State or territory Western Australia (WA) Region North West Suburbs Add a free Darch business listing More business listings in Darch Businesses in DarchA1 Home And Building Inspections3 Lairbeck St · 0413 706 666A1 Home And Building Inspections3 Lairbeck St · 0413 706 666Ashdale Primary SchoolAshdale Blvd · 08 94066999 Common questionsWhat is the postcode for Darch?Darch, WA has the postcode 6065.What state is Darch in?Darch is in Western Australia (WA).Does postcode 6065 cover more than one suburb?Yes. Postcode 6065 covers 11 localities, so the postcode alone does not identify Darch. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.