clergate postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Clergate Clergate local listingsThe suburb of Clergate is located in NSW and has a postcode of 2800. Free clergate business listing! 1Clergate Public SchoolClergate Lane 02 63658256 View more business listings in clergate Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.