Home Postcode finder WA Ashfield Ashfield postcode WA Ashfield is a locality in Western Australia covered by postcode 6054. Postcode 6054 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Ashfield business listing More business listings in Ashfield Businesses in AshfieldAshfield Primary School65 Margaret St · 08 93770211 Common questionsWhat is the postcode for Ashfield?Ashfield, WA has the postcode 6054.What state is Ashfield in?Ashfield is in Western Australia (WA).Does postcode 6054 cover more than one suburb?Yes. Postcode 6054 covers 5 localities, so the postcode alone does not identify Ashfield. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.