Home Postcodes by state SA 5372 Postcode 5372 5372 is the postcode for Freeling, SA. Localities with postcode 5372FreelingSA Postcode 5372 State or territory South Australia (SA) Localities 1 Council area Light Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5371 · Postcode 5373