Home Postcode finder WA East Carnarvon East Carnarvon postcode WA East Carnarvon is a locality in Western Australia covered by postcode 6701. Postcode 6701 State or territory Western Australia (WA) Region North West Suburbs Add a free East Carnarvon business listing More business listings in East Carnarvon Businesses in East CarnarvonEast Carnarvon Primary School27 Marmion St · 08 99411443 Common questionsWhat is the postcode for East Carnarvon?East Carnarvon, WA has the postcode 6701.What state is East Carnarvon in?East Carnarvon is in Western Australia (WA).Does postcode 6701 cover more than one suburb?Yes. Postcode 6701 covers 28 localities, so the postcode alone does not identify East Carnarvon. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.