upper-lansdowne postcode nsw Home ›› Postcode Finder ›› NSW ›› Upper-Lansdowne Upper Lansdowne local listingsThe suburb of Upper Lansdowne is located in NSW and has a postcode of 2430. Free upper lansdowne business listing! Get the first free listing in upper lansdowne! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.