Home Postcode finder NSW Longueville Longueville postcode NSW Longueville is a locality in New South Wales covered by postcode 2066. Postcode 2066 State or territory New South Wales (NSW) Region St Leonards Add a free Longueville business listing More business listings in Longueville Businesses in LonguevilleDr Aanchal Shankar4 Northwood Rd, Longueville NSW 2066, Australia · (02) 8332 2668 Common questionsWhat is the postcode for Longueville?Longueville, NSW has the postcode 2066.What state is Longueville in?Longueville is in New South Wales (NSW).Does postcode 2066 cover more than one suburb?Yes. Postcode 2066 covers 7 localities, so the postcode alone does not identify Longueville. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.