belair postcode sa Home ›› Postcode Finder ›› SA ›› Belair Belair local listingsThe suburb of Belair is located in SA and has a postcode of 5052. Free belair business listing! 1St John's Grammar School43 Gloucester Ave 08 827822332Belair Junior Primary School45-83 Main Rd 08 837037333Belair Primary School45-83 Main Rd 08 83703733 View more business listings in belair Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.