sandstone postcode wa Home ›› Postcode Finder ›› WA ›› Sandstone Sandstone local listingsThe suburb of Sandstone is located in WA and has a postcode of 6639. Free sandstone business listing! 1Sandstone Primary SchoolGriffith St 08 99635367 View more business listings in sandstone Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.