ridgewood postcode wa Home ›› Postcode Finder ›› WA ›› Ridgewood Ridgewood local listingsThe suburb of Ridgewood is located in WA and has a postcode of 6030. Free ridgewood business listing! 1West Coast Language Development CentreRidgewood Blvd 08 93044274 View more business listings in ridgewood Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.