duncraig postcode wa Home ›› Postcode Finder ›› WA ›› Duncraig Duncraig local listingsThe suburb of Duncraig is located in WA and has a postcode of 6023. Free duncraig business listing! 1Duncraig Senior High School27 Readshaw Rd 08 624150002St Stephen's School100 Doveridge Rd 08 944711113Davallia Primary School6 Juniper Way 08 94476633 View more business listings in duncraig Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.