Consolidated Communications Holdings, Inc., through its subsidiaries, provides various integrated communications services to business and residential customers. It offers a range of communication services and products that include local and long-distance, high-speed broadband Internet access, video, voice over Internet protocol, private line, custom calling features, carrier grade access, network capacity, cloud, data center, managed, and directory publishing services through its fiber optic network and multiple data centers, as well as engages in equipment sales activities. The company also sells and supports telecommunications equipment, such as key, private branch exchange, IP-based telephone systems, and other hardware solutions, as well as offers support services to medium and large business customers. As of December 31, 2016, it had approximately 457 thousand voice connections, 473 thousand data connections, and 106 thousand video connections. The company serves customers in consumer, commercial, and carrier channels in California, Illinois, Iowa, Kansas, Minnesota, Missouri, North Dakota, Pennsylvania, South Dakota, Texas, and Wisconsin. Consolidated Communications Holdings, Inc. was founded in 1894 and is headquartered in Mattoon, Illinois.