Disputes and Complaints 
For problems that a customer is unable to resolve with Ameren Illinois or its Supplier, the customer may contact the Illinois Commerce Commission (ICC) or the Illinois Attorney General.

The ICC may be contacted by phone at 800.524.0795 or via the internet at http://www.icc.illinois.gov/consumer/complaint/. When contacting the ICC, a customer can also request additional electric choice information.

The Illinois Attorney General may be contacted by phone at 312.814.3000 (northern Illinois) and 217.782.1090 (central and southern Illinois).
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