Home Postcode finder WA Exmouth Exmouth postcode WA Exmouth is a locality in Western Australia covered by postcode 6707. Postcode 6707 State or territory Western Australia (WA) Region North West Suburbs Add a free Exmouth business listing More business listings in Exmouth Businesses in ExmouthExmouth District High SchoolCarpenter St · 08 99478888Exmouth InfoExmouth · 0467052869Solar 365 Exmouth17 Ross St, Exmouth WA 6707, Australia · 0861193653 Common questionsWhat is the postcode for Exmouth?Exmouth, WA has the postcode 6707.What state is Exmouth in?Exmouth is in Western Australia (WA).Does postcode 6707 cover more than one suburb?Yes. Postcode 6707 covers 5 localities, so the postcode alone does not identify Exmouth. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.