longerenong postcode vicch Home ›› Postcode Finder ›› VICCH ›› Longerenong Longerenong local listingsThe suburb of Longerenong is located in VIC and has a postcode of 3401. Free longerenong business listing! Get the first free listing in longerenong! Search and find other Postcodes in Victoria or widen the search to Postcodes in Australia.