watsonia postcode vic Home ›› Postcode Finder ›› VIC ›› Watsonia Watsonia local listingsThe suburb of Watsonia is located in VIC and has a postcode of 3087. Free watsonia business listing! 1Loyola College325 Grimshaw St 03 943302072Watsonia North Primary SchoolSharpes Rd 03 943512853Watsonia Primary School240 Nell St 03 94352917 View more business listings in watsonia Search and find other Postcodes in Victoria or widen the search to Postcodes in Australia.