broughton-river-valley postcode sa Home ›› Postcode Finder ›› SA ›› Broughton-River-Valley Broughton River Valley local listingsThe suburb of Broughton River Valley is located in SA and has a postcode of 5454. Free broughton river valley business listing! Get the first free listing in broughton river valley! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.