Find Phone number, Location Address and all other information of Elementary & Secondary Schools in Karachi Dhaka Secondary School Karachi on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number +92-21-36956195, 36972433, or you can visit their location in person, address location is: NORTH KARACHI CAMPUS: ST-5, Sector 11-L, North Karachi Town, Karachi..