We live and volunteer in the communities we serve.
 
Phone & Fax Numbers 
 

Residential Customer Service

Phone:

800.552.7583

7:00 a.m. - 7:00 p.m. (M-F)

Fax:

866.297.8054
        

Business Customer Service

Phone: 800.552.7583
7:00 a.m. - 5:30 p.m. (M-F) Fax: 866.222.3471
      

Construction Hotline

Phone: 866.992.6619
7:00 a.m. - 5:30 p.m. (M-F) Fax: 314.641.2406
      

Website Support

Phone: 877.263.7361
7:00 a.m. - 5:30 p.m. (M-F)
      

Call before you dig!

Phone: 811
      

Hearing Impaired

Phone: 711

If have comments or suggestions relating to this website, contact the Ameren.com webmaster.
Ameren Missouri, Phone numbers, fax number, construction hotline
 
 
Follow Us