Home Postcode finder NSW Upper Main Arm Upper Main Arm postcode NSW Upper Main Arm is a locality in New South Wales covered by postcode 2482. Postcode 2482 State or territory New South Wales (NSW) Region NSW North Coast Add a free Upper Main Arm business listing Be the first listing in Upper Main Arm Common questionsWhat is the postcode for Upper Main Arm?Upper Main Arm, NSW has the postcode 2482.What state is Upper Main Arm in?Upper Main Arm is in New South Wales (NSW).Does postcode 2482 cover more than one suburb?Yes. Postcode 2482 covers 13 localities, so the postcode alone does not identify Upper Main Arm. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.