minnivale postcode wa Home ›› Postcode Finder ›› WA ›› Minnivale Minnivale local listingsThe suburb of Minnivale is located in WA and has a postcode of 6462. Free minnivale business listing! Get the first free listing in minnivale! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.