Home Postcodes by state SA 5641 Postcode 5641 5641 is the postcode for 13 localities in SA: Barna, Buckleboo, Caralue, Cortlinye, Cunyarie, Kelly and 7 more. Localities with postcode 5641BarnaSABucklebooSACaralueSACortlinyeSACunyarieSAKellySAKimbaSAMoseleySAPanityaSAPinkawillinieSASolomonSAWilcherrySAYalandaSA Postcode 5641 State or territory South Australia (SA) Localities 13 Council area Kimba Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5640 · Postcode 5642