Media Reference Notes 
How to refer to or identify Ameren, Ameren Illinois and Ameren Missouri 
Ameren is the parent company of utility companies that serve electric and natural gas customers in two distinct service areas: Illinois and Missouri.

Our Illinois customers are served by Ameren Illinois, and our Missouri customers are served by Ameren Missouri.

Ameren map, map, service territory, service area, Ameren Missouri, Ameren Illinois, Ameren, Media, Media References
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