Home Postcode finder NSW Tumbulgum Tumbulgum postcode NSW Tumbulgum is a locality in New South Wales covered by postcode 2490. Postcode 2490 State or territory New South Wales (NSW) Region Gold Coast Add a free Tumbulgum business listing More business listings in Tumbulgum Businesses in TumbulgumTumbulgum Public School11 Fawcett St · 02 66766237 Common questionsWhat is the postcode for Tumbulgum?Tumbulgum, NSW has the postcode 2490.What state is Tumbulgum in?Tumbulgum is in New South Wales (NSW).Does postcode 2490 cover more than one suburb?Yes. Postcode 2490 covers 2 localities, so the postcode alone does not identify Tumbulgum. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.