Contact Us

Easy Access to Online Tasks


Business Hours: 7 a.m. - 7 p.m. M-F
Self service options 24/7
Report an Emergency – 24/7

TDD: 711
Reference 1-866-430-0820

amwater call center

Experience shorter wait times from Tuesday to Friday between 11:00 a.m and 4:00 p.m.
Longer wait times can be expected on Monday's, the first business day of the month, and the first business day after a holiday

Missouri American Water
P.O. Box 6029
Carol Stream, IL 60197-6029

Missouri American Water
727 Craig Road
St. Louis, MO 63141

Online Form
Customer Service Form

Please note that the response time is 2-3 days. If your request is regarding a water emergency or related to water quality, please contact our customer service center directly.

Career Opportunities
Browse our available openings.

Media and Press Inquiries
Christie Barnhart
External Affairs Manager
Office: 1-417-627-3800 ext. 1008

Samantha Williams
External Affairs Manager

Business Development
For more information, please contact:

Government Relations
For more information, please contact:
Ken Franklin
Government Relations Manager
Office: (314) 996-2320

Christine Page
Government Affairs Director
Office: 1-314-996-2360

Human Resources

Investor Relations
Visit our Investor Relations website

Email the President
Do you have a question or comment for our company president, Deborah Dewey? Send her an email at Please allow 1-2 business days for a response. If you have a question or concern that needs immediate attention, please call us at 1-866-430-0820.