Home Postcode finder WA Carnarvon Carnarvon postcode WA 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 Carnarvon business listing More business listings in Carnarvon Businesses in CarnarvonCarnarvon Christian School30 Babbage Island Rd · 08 99414533Carnarvon InfoPerth Australia perth · 08 63643739Carnarvon Primary School39 Egan St · 08 99411425 Common questionsWhat is the postcode for Carnarvon?Carnarvon, WA has the postcode 6701.What state is Carnarvon in?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 Carnarvon. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.