usher postcode wa Home ›› Postcode Finder ›› WA ›› Usher Usher local listingsThe suburb of Usher is located in WA and has a postcode of 6230. Free usher business listing! 1St Joseph's School124 Parade Rd 08 97957312 View more business listings in usher Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.