Home Postcode finder NSW Mumbil Mumbil postcode NSW Mumbil is a locality in New South Wales covered by postcode 2820. Postcode 2820 State or territory New South Wales (NSW) Region NSW Country West Add a free Mumbil business listing More business listings in Mumbil Businesses in MumbilMumbil Public SchoolApsley Crescent · 02 68467436 Common questionsWhat is the postcode for Mumbil?Mumbil, NSW has the postcode 2820.What state is Mumbil in?Mumbil is in New South Wales (NSW).Does postcode 2820 cover more than one suburb?Yes. Postcode 2820 covers 25 localities, so the postcode alone does not identify Mumbil. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.