SWEPCO strives for net-zero by 2050 Wed, 04/27/2022 - 5:00am The Southwestern Electric Power Company (SWEPCO) served 543,100 customers in 2020 located in the states of Ark., LA., and Texas.PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today! Read more about SWEPCO strives for net-zero by 2050