Home Postcode finder NSW Dean Park Dean Park postcode NSW Dean Park is a locality in New South Wales covered by postcode 2761. Postcode 2761 State or territory New South Wales (NSW) Region Nepean Add a free Dean Park business listing More business listings in Dean Park Businesses in Dean ParkKouts 24 Hr Electrical Service19 Glenn St · 0415382408William Dean Public SchoolYarramundi Drive · 02 96265200 Common questionsWhat is the postcode for Dean Park?Dean Park, NSW has the postcode 2761.What state is Dean Park in?Dean Park is in New South Wales (NSW).Does postcode 2761 cover more than one suburb?Yes. Postcode 2761 covers 6 localities, so the postcode alone does not identify Dean Park. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.