Home Postcodes by state SA 5950 Postcode 5950 5950 is the postcode for 2 localities in SA: Adelaide Airport and Export Park. Localities with postcode 5950Adelaide AirportSAExport ParkSA Postcode 5950 State or territory South Australia (SA) Localities 2 Council area West Torrens Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5734 · Postcode 6000