Home Postcode finder NSW Ulong Ulong postcode NSW Ulong is a locality in New South Wales covered by postcode 2450. Postcode 2450 State or territory New South Wales (NSW) Region NSW North Coast Add a free Ulong business listing More business listings in Ulong Businesses in UlongUlong Public School20-22 Hutchinson St · 02 66545242 Common questionsWhat is the postcode for Ulong?Ulong, NSW has the postcode 2450.What state is Ulong in?Ulong is in New South Wales (NSW).Does postcode 2450 cover more than one suburb?Yes. Postcode 2450 covers 19 localities, so the postcode alone does not identify Ulong. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.