Sparklight is a telecommunications company that provides cable television, internet, and phone services to residential and business customers in the United States. The company was founded in 1980 and is headquartered in St. Louis, Missouri. Sparklight offers a variety of internet plans with speeds up to 1 Gig, as well as cable TV packages with hundreds of channels. The company also provides phone services with unlimited local and long-distance calling. Sparklight serves over 800,000 customers in 21 states.