Find Phone number, Location Address and all other information of Computer Companies in Karachi Prime Computers Karachi on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number +92-21-35883788, or you can visit their location in person, address location is: S/No. 2, Pl/No. 81-C, 9th Commercial Street, Ph-IV, DHA, Khi..