Home Postcode finder NSW Long Plain Long Plain postcode NSW Long Plain is a locality in New South Wales covered by postcode 2360. Postcode 2360 State or territory New South Wales (NSW) Region NSW North Coast Add a free Long Plain business listing Be the first listing in Long Plain Common questionsWhat is the postcode for Long Plain?Long Plain, NSW has the postcode 2360.What state is Long Plain in?Long Plain is in New South Wales (NSW).Does postcode 2360 cover more than one suburb?Yes. Postcode 2360 covers 27 localities, so the postcode alone does not identify Long Plain. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.