mount-barker-springs postcode sa Home ›› Postcode Finder ›› SA ›› Mount-Barker-Springs Mount Barker Springs local listingsThe suburb of Mount Barker Springs is located in SA and has a postcode of 5251. Free mount barker springs business listing! Get the first free listing in mount barker springs! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.