edgecliff postcode nswst Home ›› Postcode Finder ›› NSWST ›› Edgecliff Edgecliff local listingsThe suburb of Edgecliff is located in NSW and has a postcode of 2027. Free edgecliff business listing! 1Ascham188 New South Head Rd 02 835670002Armchair Psychology Practice180 Ocean Street 0411 428 2503Appliances Online90 New South Head Rd 1300 000 555 View more business listings in edgecliff Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.