Home Postcode finder NSW Quambone Quambone postcode NSW Quambone is a locality in New South Wales covered by postcode 2831. Postcode 2831 State or territory New South Wales (NSW) Region NSW Country West Add a free Quambone business listing More business listings in Quambone Businesses in QuamboneQuambone Public SchoolMungi Mungi Rd · 02 68242046 Common questionsWhat is the postcode for Quambone?Quambone, NSW has the postcode 2831.What state is Quambone in?Quambone is in New South Wales (NSW).Does postcode 2831 cover more than one suburb?Yes. Postcode 2831 covers 23 localities, so the postcode alone does not identify Quambone. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.