Customer Support

Have a question? Need help? Find it here.

Important Customer Information

We have returned to regular policies regarding disconnecting for nonpayment and assessing late fees. If you need help paying your bill, residential customers can view energy assistance options to learn about ways you can manage your energy bills and business customers can learn about programs and energy saving tips to reduce your energy costs.  

Also, be aware of scams that involve criminals posing as Ameren representatives and demanding immediate payment or personal information. 

Downed Lines. Gas Odor

Call Immediately


Chat With Us

Chat with Customer Care.
Available for Residential Customers Only

Chat Hours:
M-F 7:00 a.m. - 11:00 a.m.

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Common Questions

If you find yourself behind on your energy bill because of financial challenges, we’re here to help with these payment assistance options.

Sign up for alerts to keep you informed about your account, including any energy assistance you may receive.

Check your payment history for confirmation of payments received.

Sign up for alerts to know when your payment was received.

Find information on starting, scheduling, moving service, deposits and more.

Sign up for alerts to know when your request for service has been completed.  

Find out more about budget billing and when adjustments are made.

Explore all of Ameren Missouri’s billing options.

Sign up for alerts to know when your budget billing amount is adjusted.

Auto pay can simplify your life. Making changes to your enrollment is easy.

Explore all of Ameren Missouri’s billing options

Sign up for alerts to receive payment confirmations and other billing and payment notifications.

Still Have Questions?

Call Us

Fax: 866.297.8054
Hours: M-F 7:00 a.m. - 7:00 p.m. 

Phone: 877.426.3736
Fax: 866.222.3471
Hours: M-F 7:00 a.m. - 5:30 p.m. 

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

Construction & Engineering
Phone: 866.992.6619
Fax: 314.641.2406
Hours: M-F 6:30 a.m. - 5:00 p.m. 

Other Services
Call before you dig! Phone: 811
Speech & Hearing Impaired Phone: 711 or 800.735.2966
Visually Impaired Phone: 800.552.7583
Interpreter Service Phone: 800.552.7583

Mail Us

Ameren Missouri
PO Box 88068
Chicago, IL 60680-1068

Ameren Missouri
PO Box 790098
St. Louis, MO 63179-0098

Email Us

This is a great option if your specific question or issue doesn't require an immediate response. We will do our best to respond within 1-2 business days.

Need information about your account, service or bills?

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