Home Postcodes by state SA 5106 Postcode 5106 5106 is the postcode for 3 localities in SA: Parafield, Parafield Airport and Salisbury South. Localities with postcode 5106ParafieldSAParafield AirportSASalisbury SouthSA Postcode 5106 State or territory South Australia (SA) Localities 3 Council area Salisbury Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5098 · Postcode 5107