Home Postcode finder WA Salmon Gums Salmon Gums postcode WA Salmon Gums is a locality in Western Australia covered by postcode 6445. Postcode 6445 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Salmon Gums business listing More business listings in Salmon Gums Businesses in Salmon GumsSalmon Gums Primary SchoolCnr Hicks And Mann Sts · 08 90785017 Common questionsWhat is the postcode for Salmon Gums?Salmon Gums, WA has the postcode 6445.What state is Salmon Gums in?Salmon Gums is in Western Australia (WA).Does postcode 6445 cover more than one suburb?Yes. Postcode 6445 covers 2 localities, so the postcode alone does not identify Salmon Gums. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.