PPL Corporation provides electricity and natural gas to approximately 3.5 million customers in the United States. It operates through three segments: Kentucky Regulated, Pennsylvania Regulated, and Rhode Island Regulated. The company delivers electricity to customers in Pennsylvania, Kentucky, Virginia, and Rhode Island; delivers natural gas to customers in Kentucky and Rhode Island; and generates electricity from power plants in Kentucky. PPL Corporation was founded in 1920 and is headquartered in Allentown, Pennsylvania.