guildford postcode nsw Home ›› Postcode Finder ›› NSW ›› Guildford Guildford local listingsThe suburb of Guildford is located in NSW and has a postcode of 2161. Free guildford business listing! 1Granville South High SchoolRowley Rd 02 989226542Guildford Public SchoolMilitary Rd 02 963296753Guildford West Public School23-51 Palmer St 02 96329942 View more business listings in guildford Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.