Upcoming Maintenance: To deliver a better customer experience, a system upgrade will take place on Saturday, June 29, from 4 a.m. to 11:30 a.m. Customers will not be able to access My Account on ComEd.com or through the mobile app, and customers won't be able to submit payments online or by phone during this time. We apologize for any inconvenience it may cause. Thank you for your patience.
Commonwealth Edison Company (ComEd) provides electric service to more than 4 million customers across northern Illinois, or 70 percent of the state’s population. ComEd is a subsidiary of Exelon Corporation (NYSE: EXC), the nation’s leading competitive energy supplier.
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