Ameren Illinois

Service Provider in Chicago, Illinois

St. Louis-based Ameren Corporation (AEE) is among the nationÍs largest investor-owned electric or gas utilities, with approximately $24 billion in assets. The largest electric utility in Missouri and the second largest in Illinois, Ameren companies power the quality of life for 2.4 million electric and 900,000 natural gas customers in a 64,000 square mile territory.



P.O. Box 88034
Chicago, Illinois
USA 60680
(800) 755-5000

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