llangothlin postcode nswst Home ›› Postcode Finder ›› NSWST ›› Llangothlin Llangothlin local listingsThe suburb of Llangothlin is located in NSW and has a postcode of 2365. Free llangothlin business listing! Get the first free listing in llangothlin! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.