dandenong postcode vic Home ›› Postcode Finder ›› VIC ›› Dandenong Dandenong local listingsThe suburb of Dandenong is located in VIC and has a postcode of 3175. Free dandenong business listing! 1Dandenong High School92-106 Princes Hwy 03 979205612Emerson School1430-1444 Heatherton Rd 03 979189003St John's Regional College5-11 Caroline St 03 97913366 View more business listings in dandenong Search and find other Postcodes in Victoria or widen the search to Postcodes in Australia.