langley-vale postcode nswst Home ›› Postcode Finder ›› NSWST ›› Langley-Vale Langley Vale local listingsThe suburb of Langley Vale is located in NSW and has a postcode of 2426. Free langley vale business listing! Get the first free listing in langley vale! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.