Home Postcode finder WA Harrisdale Harrisdale postcode WA Harrisdale is a locality in Western Australia covered by postcode 6112. Postcode 6112 State or territory Western Australia (WA) Region North West Suburbs Add a free Harrisdale business listing More business listings in Harrisdale Businesses in Harrisdale Nextnab16 Dovedale Street · 0410964390Andrew Camaroon Roth Logistics 20 Pershing Link Harrisdale WA 6 · +61 8 6102 2754Aussi Support Sphere Pty Ltd61 Exchange Ave, Harrisdale WA 6112, Australia · 0435 993 580 Common questionsWhat is the postcode for Harrisdale?Harrisdale, WA has the postcode 6112.What state is Harrisdale in?Harrisdale is in Western Australia (WA).Does postcode 6112 cover more than one suburb?Yes. Postcode 6112 covers 12 localities, so the postcode alone does not identify Harrisdale. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.