Home Postcode finder NSW Mountain Top Mountain Top postcode NSW Mountain Top is a locality in New South Wales covered by postcode 2480. Postcode 2480 State or territory New South Wales (NSW) Region NSW North Coast Add a free Mountain Top business listing Be the first listing in Mountain Top Common questionsWhat is the postcode for Mountain Top?Mountain Top, NSW has the postcode 2480.What state is Mountain Top in?Mountain Top is in New South Wales (NSW).Does postcode 2480 cover more than one suburb?Yes. Postcode 2480 covers 68 localities, so the postcode alone does not identify Mountain Top. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.