leschenault postcode wa Home ›› Postcode Finder ›› WA ›› Leschenault Leschenault local listingsThe suburb of Leschenault is located in WA and has a postcode of 6233. Free leschenault business listing! 1Lingwood Construction4 Westgarth Pl, Leschenault WA 6233, Australia (08) 9787 9749 View more business listings in leschenault Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.