Customer Support

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COVID-19 Update
Effective immediately, Ameren is suspending all disconnections for non-payment and forgiving any late payment fees for residential and business customers. Learn more about Ameren's COVID-19 response

Downed Lines. Gas Odor

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Chat With Us

Chat with Customer Care.
Available for Residential Customers Only

Chat Hours: M-F 7:00 a.m. - 7:00 p.m

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Email Us

Email us with your specific question or issue. 
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Still Have Questions?

Call Us

Phone: 800.755.5000
Fax: 800.851.1796
Hours: 7:00 a.m. - 7:00 p.m. M-F

Phone: 800.232.2477
Fax: 877.263.7369
Hours: 7:00 a.m. - 7:00 p.m. M-F

Construction & Engineering
Phone: 888.659.4540
Fax: 217.424.6758
Hours: 7:30 a.m. - 4:30 p.m. M-F

Property Management
Phone: 800.487.5795
Fax: 800.851.1796
Hours: 8:00 a.m. - 5:00 p.m. M-F

Website Support
Phone: 877.263.7361
Fax: 800.851.1796
Hours: 7:00 a.m. - 7:00 p.m. M-F

Other Services
JULIE/Call before you dig! Phone: 811
Hearing Impaired Phone: 711

Mail Us

Ameren Illinois
PO Box 88034
Chicago, IL 60680-1034

Ameren Illinois
300 Liberty
Peoria, IL 61602

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