seacliff postcode sa Home ›› Postcode Finder ›› SA ›› Seacliff Seacliff local listingsThe suburb of Seacliff is located in SA and has a postcode of 5049. Free seacliff business listing! 1Seacliff Primary School1-3 Barwell Ave 08 829619502Coastal Electrical Seacliff 04 0406 0933 3Music Eternal687A Brighton Road, Seacliff SA, Australia 0439737108 View more business listings in seacliff Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.