Islamabad Capital Territory Headquarters of all major telecommunication operators such as PTCL, Mobilink, Telenor, Ufone, and China Mobile are located in Islamabad. The Rawalpindi-Islamabad Metrobus is a bus rapid transit system that serves the twin cities of Rawalpindi and Islamabad in Pakistan. It uses dedicated bus lanes for all of its route covering 24 bus stations. Islamabad is well connected with other parts of the country through car rental services such as Alvi Transport Network and Pakistan Car Rentals. All major cities and towns are accessible through regular trains and bus services running mostly from the neighbouring city of Rawalpindi. Lahore and Peshawar
Pakistan Academy of Sciences At first, the Academy was sited in Lahore and considerations were made to establish the headquarters of the Academy in Karachi—a temporary federal capital at that time. An additional office was established in Dhaka to support scientific activities in East Pakistan. In 1965, the headquarters of the academy was permanently shifted to Islamabad the federal capital and was located near the Quaid-e-Azam University until 1976. In 1976, the headquarters was shifted to a rented building in Islamabad, with financial assistance from the Pakistan Science Foundation (PSF). The rented building contained the library of the Academy, a committee room, office rooms