blairmount postcode nsw Home ›› Postcode Finder ›› NSW ›› Blairmount Blairmount local listingsThe suburb of Blairmount is located in NSW and has a postcode of 2559. Free blairmount business listing! 1Blairmount Public SchoolBagally Rd 02 46261795 View more business listings in blairmount Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.