Central Coalfields
History Central Coalfields Limited (CCL) is a subsidiary of Coal India Limited (CIL), an undertaking of the Government of India. CCL manages the nationalized coal mines of the Coal Mines Authority, Central division. CCL is headquartered at Darbhanga House, Ranchi, Jharkhand. It presently has 65 operative mines (20 underground and 45 opencast) in areas of East Bokaro, West Bokaro, North Karanpura, South Karanpura, Ramgarh Giridih and
