Home Postcode finder NSW Ulamambri Ulamambri postcode NSW Ulamambri is a locality in New South Wales covered by postcode 2357. Postcode 2357 State or territory New South Wales (NSW) Region NSW North Coast Add a free Ulamambri business listing Be the first listing in Ulamambri Common questionsWhat is the postcode for Ulamambri?Ulamambri, NSW has the postcode 2357.What state is Ulamambri in?Ulamambri is in New South Wales (NSW).Does postcode 2357 cover more than one suburb?Yes. Postcode 2357 covers 11 localities, so the postcode alone does not identify Ulamambri. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.