mitchells-flat postcode nswst Home ›› Postcode Finder ›› NSWST ›› Mitchells-Flat Mitchells Flat local listingsThe suburb of Mitchells Flat is located in NSW and has a postcode of 2330. Free mitchells flat business listing! Get the first free listing in mitchells flat! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.