Home Postcode finder QLD Westmar Westmar postcode QLD Westmar is a locality in Queensland covered by postcode 4422. Postcode 4422 State or territory Queensland (QLD) Region Toowoomba Region Add a free Westmar business listing More business listings in Westmar Businesses in WestmarWestmar State School18425 Moonie Hwy · 07 46630777 Common questionsWhat is the postcode for Westmar?Westmar, QLD has the postcode 4422.What state is Westmar in?Westmar is in Queensland (QLD).Does postcode 4422 cover more than one suburb?Yes. Postcode 4422 covers 5 localities, so the postcode alone does not identify Westmar. Browse other postcodes in Queensland, or widen the search to every Australian postcode.