Home Postcode finder NSW Colinton Colinton postcode NSW Colinton is a locality in New South Wales covered by postcode 2626. Postcode 2626 State or territory New South Wales (NSW) Region Canberra Add a free Colinton business listing Be the first listing in Colinton Common questionsWhat is the postcode for Colinton?Colinton, NSW has the postcode 2626.What state is Colinton in?Colinton is in New South Wales (NSW).Does postcode 2626 cover more than one suburb?Yes. Postcode 2626 covers 3 localities, so the postcode alone does not identify Colinton. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.