Home Postcode finder NSWDL St Johns Park St Johns Park postcode NSWDL St Johns Park is a locality in New South Wales covered by postcode 2176. Postcode 2176 State or territory New South Wales (NSWDL) Region Leightonfield Add a free St Johns Park business listing More business listings in St Johns Park Businesses in St Johns ParkSt Johns Park Public School21 Sandringham St · 02 96101311 Common questionsWhat is the postcode for St Johns Park?St Johns Park, NSWDL has the postcode 2176.What state is St Johns Park in?St Johns Park is in New South Wales (NSWDL).Does postcode 2176 cover more than one suburb?Yes. Postcode 2176 covers 7 localities, so the postcode alone does not identify St Johns Park. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.