Home Postcodes by state SA 5632 Postcode 5632 5632 is the postcode for 2 localities in SA: Kapinnie and Yeelanna. Localities with postcode 5632KapinnieSAYeelannaSA Postcode 5632 State or territory South Australia (SA) Localities 2 Council area Lower Eyre Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5631 · Postcode 5633