Home Postcode finder NSW Ooma Ooma postcode NSW Ooma 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 Ooma business listing Be the first listing in Ooma Common questionsWhat is the postcode for Ooma?Ooma, NSW has the postcode 2871.What state is Ooma in?Ooma 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 Ooma. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.