cadell postcode sa Home ›› Postcode Finder ›› SA ›› Cadell Cadell local listingsThe suburb of Cadell is located in SA and has a postcode of 5321. Free cadell business listing! 1Cadell Primary SchoolWaikerie Road 08 85403291 View more business listings in cadell Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.