AEP values its relationships with our suppliers, energy providers, and other organizations looking to do business with us. See the documents below for expectations on how we do business.
Looking for your business’s electric account?
Log in or register at your customer service website. National customers can access accounts at aepnationalcustomers.comStart Doing Business with AEP
We recognize that a strong, diverse supplier community is essential to economic vitality and look to conduct business with competitive, diverse suppliers. Learn more about becoming a supplier.
Existing Suppliers
Need to update information or have a question? We’re here for you. Select the appropriate option below.
Invoice Inquiries
If you have a question about an open invoice, outstanding payment, or need to submit a W-9, start here.
Banking Changes
Need to make a change to your company banking information? No problem. We'll walk you through the steps.
Supplier Questions
Have a question about doing business with us not related to registration or payment? Feel free to ask.
More from Accounts Payable
Explore our resources to find out how to receive timely, accurate invoice payments. Or learn how to take advantage of programs like accelerated payment to get paid faster or direct pay permits to self-assess sales tax.
Getting the job done
EDI Transactions
Learn about using Electronic Data Interchange (EDI) for your business transactions with AEP.
Learn about EDIRequests for Proposals
Find requests for proposals for our operating companies, as well as coal and fuel offers.
Economic Development
Make your site selection plans a reality with our award-winning Economic Development team.
Products for sale
Surplus Buyers
If your company is interested in buying or bidding on equipment or materials being offered for sale, please register on AEPSurplus.com web site.
Coal Combustion Products
Learn about types and uses of coal combustion products, including methods for recycling and marketing these materials.
Documents & Standards
Third Party Authorization
Business account holders can give 3rd parties authorization to access their energy usage information.
Warranty Terms
AEP has established minimum requirements for Transmission and Distribution material and equipment warranties.
Memorandum of Insurance
Find evidence and certificates of insurance coverage, including liability, property, and marine insurance.
Meter Barcodes
Our meter barcode system has become an industry standard. Learn the key to the code.
For additional support, contact AEP’s Supply Chain Solution Center at 833-493-0821.