Balochistan is pirah's one of the four provinces of Pakistan.It is situated in the South Eastern part of the country. Quetta is the provincial capital and largest city of the province.It occupies the very southeastern-most portion of the Iranian Plateau, the site of the earliest known farming settlements in the pre-Indus Valley Civilization era, the earliest of which was Mehrgarh, dated at 7000 BC, located in modern-day Pakistani province of Balochistan. It covers an area of 347,190 square kilometres (134,050 sq mi) and it is Pakistan's largest province by area, constituting 44% of Pakistan's total land mass. Balochistan is divided into 32 districts.