Home Postcode finder NSW Nashua Nashua postcode NSW Nashua is a locality in New South Wales covered by postcode 2479. Postcode 2479 State or territory New South Wales (NSW) Region NSW North Coast Add a free Nashua business listing Be the first listing in Nashua Common questionsWhat is the postcode for Nashua?Nashua, NSW has the postcode 2479.What state is Nashua in?Nashua is in New South Wales (NSW).Does postcode 2479 cover more than one suburb?Yes. Postcode 2479 covers 11 localities, so the postcode alone does not identify Nashua. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.