Electric companies
The Illuminating Company
Part of the FirstEnergy Corporation, the Illuminating Company helps serve more than 700,000 customers in northeast Ohio.
1-800-589-3101
Duke Energy
Duke Energy provides electricity to 7.7 million customers in six states, including Ohio.
1-800-544-6900
Ohio Edison
As part of the FirstEnergy Corporation, Ohio Edison helps serve more than one million customers in northeast and north-central Ohio.
1-800-633-4766
AEP Ohio delivers electricity to more than five million customers in 11 states and owns the nation's largest electricity transmission system.
AES Ohio
AES Ohio helps serve more than 500,000 customers across West Central Ohio.
1-800-433-8500
Toledo Edison
Toledo Edison is part of the FirstEnergy Corporation and helps serve more than 300,000 customers in northwest Ohio.
1-800-447-3333
Commonwealth Edison
ComEd is part of Exelon Corporation, which serves approximately 10 million customers, including more than four million customers across northern Illinois.
1-800-334-7661
Ameren Illinois
As part of Ameren Corporation, Ameren helps serve more than three million customers across a 64,000-square-mile area.
1-800-755-5000
Baltimore Gas & Electric (BGE)
Part of the Exelon Corporation, BGE provides electricity to more than 1.2 million customers in seven counties across the state of Maryland.
1-800-685-0323
Potomac Electric Power Company (PEPCO)
Part of the Exelon Corporation, PEPCO provides electricity service to about 842,000 customers in Maryland and Washington, D.C.
1-202-833-7500
Delmarva Power
As a unit of the Exelon Corporation, Delmarva provides reliable energy to 532,000 customers across Maryland and Delaware.
1-800-375-7117
Potomac Edison
As a FirstEnergy company, Potomac Edison serves thousands of customers with electricity across Maryland.
1-800-686-0011
Public Service Electric & Gas (PSE&G)
Headquartered in Newark, PSE&G supplies electricity to 2.2 million customers in more than 300 communities.
1-800-436-7734
Jersey Central Power and Light
As a FirstEnergy company, Jersey Central Power and Light services millions of customers across New Jersey.
1-800-662-3115
Atlantic City Electric
As a unit of Exelon Corporation, Atlantic City Electric provides safe and reliable energy to 560,000 customers across New Jersey.
1-800-642-3780
PECO
PECO, a subsidiary of Exelon Corporation, is an electric and natural gas utility that serves about 1.6 million electricity customers in Pennsylvania.
1-800-494-4000
Penn Power
Penn Power is a FirstEnergy company that serves more than 160,000 customers across Pennsylvania.
1-800-720-3600
Penelec
Pennsylvania Electric Company (Penelec) is a FirstEnergy company that serves electricity customers in northern and central Pennsylvania.
1-800-544-4877
PPL
PPL Electric Utilities serves about 1.4 million customers in 29 counties in central and eastern Pennsylvania, and maintains about 50,000 miles of power lines.
1-800-342-5775
West Penn Power
West Penn Power is part of FirstEnergy Corporation, an energy company that serves approximately 720,000 electricity customers over a 65,000 square-mile area.
1-800-686-0021
Duquesne Light and Power
Duquesne Light and Power has provided safe and reliable electricity to its 600,000 customers for over a century.
1-412-393-7100
Natural gas companies
Columbia Gas of Ohio
As the largest provider of natural gas service in the state, Columbia Gas of Ohio provides essential electric and natural gas service to nearly 4 million customers.
1-800-344-4077
Dominion Energy
Dominion Energy operates in 16 states offering clean, safe and reliable energy to nearly 7 million customers.
1-800-362-7557
Duke Energy
Duke Energy offers natural gas distribution services to more than 1.6 million customers throughout Ohio, Kentucky, Tennessee and the Carolinas.
1-800-544-6900
Vectren
As a subsidiary of CenterPoint Energy, Vectren provides gas and electricity to more than 1 million customers across Ohio and Indiana.
1-800-227-1376