Home Postcode finder NSW Jemalong Jemalong postcode NSW Jemalong is a locality in New South Wales covered by postcode 2871. Postcode 2871 State or territory New South Wales (NSW) Region NSW Country West Add a free Jemalong business listing Be the first listing in Jemalong Common questionsWhat is the postcode for Jemalong?Jemalong, NSW has the postcode 2871.What state is Jemalong in?Jemalong is in New South Wales (NSW).Does postcode 2871 cover more than one suburb?Yes. Postcode 2871 covers 20 localities, so the postcode alone does not identify Jemalong. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.