Home Postcode finder NSW Nimmo Nimmo postcode NSW Nimmo is a locality in New South Wales covered by postcode 2628. Postcode 2628 State or territory New South Wales (NSW) Region Canberra Add a free Nimmo business listing Be the first listing in Nimmo Common questionsWhat is the postcode for Nimmo?Nimmo, NSW has the postcode 2628.What state is Nimmo in?Nimmo is in New South Wales (NSW).Does postcode 2628 cover more than one suburb?Yes. Postcode 2628 covers 14 localities, so the postcode alone does not identify Nimmo. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.