Find Phone number, Location Address and all other information of Travel Agents in Karachi Overseas Travel Services (Pvt) Ltd Karachi on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number +92-21-35660911, 35660912, 35660913, or you can visit their location in person, address location is: Office No.7 Bridge Apartment Near Clifton Bridge Block 8 Clifton Karachi.