midvale postcode wa Home ›› Postcode Finder ›› WA ›› Midvale Midvale local listingsThe suburb of Midvale is located in WA and has a postcode of 6056. Free midvale business listing! 1Midvale Primary School11688 Wellaton St 08 925014302Pedders Suspension25 Farrall Road (08) 9250 26363Wallis Drilling Pty Ltd54 Beaconsfield Avenue (08) 9374 1111 View more business listings in midvale Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.