weedallion postcode nswst Home ›› Postcode Finder ›› NSWST ›› Weedallion Weedallion local listingsThe suburb of Weedallion is located in NSW and has a postcode of 2594. Free weedallion business listing! Get the first free listing in weedallion! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.