jackass-flat postcode vic Home ›› Postcode Finder ›› VIC ›› Jackass-Flat Jackass Flat local listingsThe suburb of Jackass Flat is located in VIC and has a postcode of 3556. Free jackass flat business listing! Get the first free listing in jackass flat! Search and find other Postcodes in Victoria or widen the search to Postcodes in Australia.