belmont postcode wa Home ›› Postcode Finder ›› WA ›› Belmont Belmont local listingsThe suburb of Belmont is located in WA and has a postcode of 6104. Free belmont business listing! 1Belmont City College106 Fisher St 08 947922002Belmont Primary School213 Great Eastern Highway 08 927712993Solar HarnessBelmont 1 300 881 440 View more business listings in belmont Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.