Home Postcode finder NSW Prospect Prospect postcode NSW Prospect is a locality in New South Wales covered by postcode 2148. Postcode 2148 State or territory New South Wales (NSW) Region Seven Hills Add a free Prospect business listing More business listings in Prospect Businesses in ProspectBethany Christian School441 Blacktown Rd · 02 96223700BLV Engineering Pty Ltd3/12 Stoddart Road, Prospect NSW, Australia · (02) 9636 4314Car Signs Australia8 Rowood Road, Prospect NSW 2148, Australia · 0412 925 210 Common questionsWhat is the postcode for Prospect?Prospect, NSW has the postcode 2148.What state is Prospect in?Prospect is in New South Wales (NSW).Does postcode 2148 cover more than one suburb?Yes. Postcode 2148 covers 7 localities, so the postcode alone does not identify Prospect. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.