haymarket postcode nsw Home ›› Postcode Finder ›› NSW ›› Haymarket Haymarket local listingsThe suburb of Haymarket is located in NSW and has a postcode of 2000. Free haymarket business listing! 1No Gaps Dental Haymarket627 George St 02800767272Airport Shuttle Transfers8 Quay Street (02) 9211 88223Smile Kids Parties PackagesPo box k1208 0414482420 View more business listings in haymarket Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.