Find Phone number, Location Address and all other information of Hospitals in Karachi A.O Clinic Karachi on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number +92-21-36685560, 36685561, 36685562, 36685563, 36685564, or you can visit their location in person, address location is: 4-F, 15/5, Dr. M.A Shah Road Nazimabad No. 4 Nazimabad Karachi.