brinkworth postcode sa Home ›› Postcode Finder ›› SA ›› Brinkworth Brinkworth local listingsThe suburb of Brinkworth is located in SA and has a postcode of 5464. Free brinkworth business listing! 1Brinkworth Primary SchoolMain St 08 88462132 View more business listings in brinkworth Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.