Home Postcode finder NSWDL Frazer Park Frazer Park postcode NSWDL Frazer Park is a locality in New South Wales covered by postcode 2259. Postcode 2259 State or territory New South Wales (NSWDL) Region Gosford Add a free Frazer Park business listing Be the first listing in Frazer Park Common questionsWhat is the postcode for Frazer Park?Frazer Park, NSWDL has the postcode 2259.What state is Frazer Park in?Frazer Park is in New South Wales (NSWDL).Does postcode 2259 cover more than one suburb?Yes. Postcode 2259 covers 42 localities, so the postcode alone does not identify Frazer Park. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.