chiswick postcode nsw Home ›› Postcode Finder ›› NSW ›› Chiswick Chiswick local listingsThe suburb of Chiswick is located in NSW and has a postcode of 2046. Free chiswick business listing! 1ITS NEVER TOO LATE HANDYMAN SERVICE3 Burns Crescent, Chiswick NSW 2046, Australia 0407262534 View more business listings in chiswick Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.