Home Postcode finder NSW Byabarra Byabarra postcode NSW Byabarra is a locality in New South Wales covered by postcode 2446. Postcode 2446 State or territory New South Wales (NSW) Region NSW North Coast Add a free Byabarra business listing More business listings in Byabarra Businesses in ByabarraByabarra Public SchoolComboyne Wauchope Rd · 02 65871135 Common questionsWhat is the postcode for Byabarra?Byabarra, NSW has the postcode 2446.What state is Byabarra in?Byabarra is in New South Wales (NSW).Does postcode 2446 cover more than one suburb?Yes. Postcode 2446 covers 41 localities, so the postcode alone does not identify Byabarra. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.