Home Postcode finder NSW Bylong Bylong postcode NSW Bylong is a locality in New South Wales covered by postcode 2849. Postcode 2849 State or territory New South Wales (NSW) Region NSW Country West Add a free Bylong business listing More business listings in Bylong Businesses in BylongBylong Upper Public School543 Upper Bylong Rd · 02 63798256 Common questionsWhat is the postcode for Bylong?Bylong, NSW has the postcode 2849.What state is Bylong in?Bylong is in New South Wales (NSW).Does postcode 2849 cover more than one suburb?Yes. Postcode 2849 covers 29 localities, so the postcode alone does not identify Bylong. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.