Welcome to Panola-Harrison Electric Cooperative. Panola-Harrison Electric Co-op was organized in 1937 and serves Harrison & Panola counties in Texas, and Caddo & Desoto parishes in Louisiana. Our mission is to serve our members with the "Highest Quality Service at the Most Economical Price". Press Release: We are pleased to announce an addition to our bill payment solutions. Check-By-Phone is now offered to you as another way to make a payment. You may call (866)520-1211 and follow the prompts, or call the main office at (903)935-7936 or (800)972-1093 and press option #6. There is a $4.95 convenience charge for this feature. You may also pay your bill with a credit card at this web site, or by dialing 866-520-1211 or 903-935-4657. There is a $4.95 convenience fee for this service.