Home Postcode finder NSW Primrose Valley Primrose Valley postcode NSW Primrose Valley is a locality in New South Wales covered by postcode 2621. Postcode 2621 State or territory New South Wales (NSW) Region Canberra Add a free Primrose Valley business listing Be the first listing in Primrose Valley Common questionsWhat is the postcode for Primrose Valley?Primrose Valley, NSW has the postcode 2621.What state is Primrose Valley in?Primrose Valley is in New South Wales (NSW).Does postcode 2621 cover more than one suburb?Yes. Postcode 2621 covers 7 localities, so the postcode alone does not identify Primrose Valley. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.