Jair E Barr List of directors and agents named Jair E Barr. Found 2 results. JAIR E. BARR Registered Address: 41 SOUTH MAIN STREET BOONSBORO MD 21713 Appointed in one company. Go To Profile JAIR E. BARR Registered Address: 41 SOUTH MAIN ST. BOONSBORO MD 21713 Appointed in one company. Go To Profile