Ameren Illinois
Ameren Illinois (legal name Ameren Illinois Company) is an investor-owned electric utility serving about 1,060,894 residential customers across 915 ZIP codes in Illinois.
It is an operating company of Ameren. SolarUSA's electric utility directory covers Ameren Illinois alongside the other electric utilities serving Illinois.
States Serviced
Utility ID
56697
Legal Name
Ameren Illinois Company
Ownership
Investor Owned
Utility Class
Retail distribution
Residential Customers
1,060,894
ZIPs Served
915
Parent Company
Ameren
Last Verified
