balfours-peak postcode nswst Home ›› Postcode Finder ›› NSWST ›› Balfours-Peak Balfours Peak local listingsThe suburb of Balfours Peak is located in NSW and has a postcode of 2402. Free balfours peak business listing! Get the first free listing in balfours peak! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.