Home Postcode finder NSW Cullen Bullen Cullen Bullen postcode NSW Cullen Bullen is a locality in New South Wales covered by postcode 2790. Postcode 2790 State or territory New South Wales (NSW) Region NSW Country West Add a free Cullen Bullen business listing More business listings in Cullen Bullen Businesses in Cullen BullenCullen Bullen Public School15-23 Castlereagh Hwy · 02 63590543 Common questionsWhat is the postcode for Cullen Bullen?Cullen Bullen, NSW has the postcode 2790.What state is Cullen Bullen in?Cullen Bullen is in New South Wales (NSW).Does postcode 2790 cover more than one suburb?Yes. Postcode 2790 covers 40 localities, so the postcode alone does not identify Cullen Bullen. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.