Islamabad of Rawalpindi in 1959. A Greek firm of architects, led by Konstantinos Apostolos Doxiadis, designed the master plan of the city based on a grid plan which was triangular in shape with its apex towards the Margalla Hills. The capital was not moved directly from Karachi to Islamabad; it was first shifted temporarily to Rawalpindi in the early 60s, and then to Islamabad when essential development work was completed in 1966. Islamabad has attracted people from all over Pakistan, making it one of the most cosmopolitan and urbanised cities of Pakistan. As the capital city it has hosted a number
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.