Go back O PERATING C OMPANIES OUR REGULATED COMPANIES We serve nearly 5.5 million customers in our regulated service territory, spanning more than 200,000 square miles in 11 states. Maintaining the nation’s largest electricity transmission system and more than 223,000 miles of distribution lines, we deliver safe, reliable power to customers in Arkansas, Indiana, Kentucky, Louisiana, Michigan, Ohio, Oklahoma, Tennessee, Texas, Virginia and West Virginia. Customer Service Customers can pay their bill, report an outage, and manage their account through the operating company websites. AEP Ohio 1.5 million customers AEP Texas 1 million customers Appalachian Power 1 million customers Indiana Michigan Power 600,000 customers Kentucky Power 170,000 customers Public Service Company of Oklahoma 560,000 customers Southwestern Electric Power Company 540,000 customers National Customers Business customers with national accounts should visit AEPNationalCustomers.com ECONOMIC DEVELOPMENT Helping you find a location that will help you create jobs, drive local economic growth, and build the places we call home. Learn more B2B & SUPPLIERS RECREATION ENVIRONMENT SAFETY & HEALTH Use of this site constitutes acceptance of the AEP Terms and Conditions. © 1996-2021 American Electric Power Company, Inc. All Rights Reserved. REQUIRED INTERNET POSTINGS | SITEMAP | DO NOT SELL MY PERSONAL INFO | PRIVACY POLICY

Go back I NVESTOR C ONTACTS Your questions are important to us. To help us serve you better, please see the options for investors, shareholders and analysts. LOOKING FOR HELP WITH STOCK & DIVIDENDS? For answers to most frequently asked stock and dividends questions, read our Stock & Dividends FAQ. Transfer agent: Computershare Phone: 1-800-328-6955 Contact information and support are available on the Computershare website. General mail Correspondence to Computershare Computershare - AEP P.O. Box 43069 Providence, RI 02940-3069 Registered mail correspondence to Computershare (For Stock Certificate Requests) Computershare - AEP 250 Royall Street Canton, MA 02021 (Note: Insure stock certificates for 3% of value of stock. Send certificate registered or certified mail.) LOOKING FOR AEP INVESTOR RELATIONS? Mail correspondence to AEP American Electric Power Investor Relations 1 Riverside Plaza, 28th Floor Columbus, Ohio 43215-2373 Individual shareholders may contact: For questions about your account go to the Computershare website. Additional questions: Call AEP Investor Relations at 1-800-237-2667 Or, call or email Rhonda Owens-Paul at 614-716-2819 Analysts may contact: Darcy Reese Managing Director, AEP Investor Relations at 614-716-2614. Tom Scott Director, AEP Investor Relations at 614-716-2686. To order printed copies of annual reports: Call 1-800-237-2667 Learn more about AEP stock and dividends Learn more General Inquiries Media Contacts Careers Contacts B2B & SUPPLIERS RECREATION ENVIRONMENT SAFETY & HEALTH Use of this site constitutes acceptance of the AEP Terms and Conditions. © 1996-2021 American Electric Power Company, Inc. All Rights Reserved. REQUIRED INTERNET POSTINGS | SITEMAP | DO NOT SELL MY PERSONAL INFO | PRIVACY POLICY