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
Sectors of Islamabad all planned and constructed sectors. Sectors of Islamabad Sectors of Islamabad are administrative divisions of Zone I and Zone II of the Islamabad Capital Territory region. The capital territory is divided into 5 zones, of which Zone I and Zone II have been designated urban development zones. Each square shaped sector is named by combining Latin letters and numerals together. The sector letters increase north to south from A through O, while sector number increases east to west from 1 through 20. However, at present time, sectors A thru I and 5 thru 18 are currently open for urban development.