Description:
Ameren Illinois is a regulated electric and gas delivery company based in Collinsville, Illinois. As a delivery company, Ameren Illinois is in the business of energy distribution. All customers can choose their electric supplier, and non-residential customers can choose their gas supplier.
Hours:
Main office hours: Monday through Friday, 7:00 a.m. to 7:00 p.m.
After hours availability for outages, downed power lines, and gas line leaks (leave area immediately)
Intake Process:
Please call or visit website.
Program Fees:
Only applicable to monthly utility service and related expenses. Please call or visit website.
Languages:
English with accommodations for additional languages
Eligibility:
Anyone in Ameren coverage area
Is Shelter?
No
Related Resources
Ameren Illinois - Deposit and Late Payment Waiver Program
Date of Official Change:
December 22, 2025
Address Listings
Mailing (Primary)
PO Box 88034
Chicago, IL 60680
Phone Numbers
Main Line
(800) 755-5000
Legal Status:
Profit
Services
Click here to show all service details. Or click on a service name to see its details specifically.
Geography Served
- Illinois
- Adams County
- Alexander County
- Bond County
- Boone County
- Brown County
- Bureau County
- Calhoun County
- Carroll County
- Cass County
- Champaign County
- Christian County
- Clark County
- Clay County
- Clinton County
- Coles County
- Cook County
- Crawford County
- Cumberland County
- Dekalb County
- Dewitt County
- Douglas County
- Dupage County
- Edgar County
- Edwards County
- Effingham County
- Fayette County
- Ford County
- Franklin County
- Fulton County
- Gallatin County
- Greene County
- Grundy County
- Hamilton County
- Hancock County
- Hardin County
- Henderson County
- Henry County
- Iroquois County
- Jackson County
- Jasper County
- Jefferson County
- Jersey County
- Jo Daviess County
- Johnson County
- Kane County
- Kankakee County
- Aroma Park
- Bonfield
- Bourbonnais
- Bradley
- Buckingham
- Essex
- Grant Park
- Herscher
- Hopkins Park
- Kankakee
- Manteno
- Momence
- Reddick
- Saint Anne
- Union Hill
- Kendall County
- Knox County
- Lake County
- La Salle County
- Lawrence County
- Lee County
- Livingston County
- Logan County
- Macon County
- Macoupin County
- Madison County
- Marion County
- Marshall County
- Mason County
- Massac County
- Mcdonough County
- Mchenry County
- Mclean County
- Menard County
- Mercer County
- Monroe County
- Montgomery County
- Morgan County
- Moultrie County
- Ogle County
- Peoria County
- Perry County
- Piatt County
- Pike County
- Pope County
- Pulaski County
- Putnam County
- Randolph County
- Richland County
- Rock Island County
- Saint Clair County
- Saline County
- Sangamon County
- Schuyler County
- Scott County
- Shelby County
- Stark County
- Stephenson County
- Tazewell County
- East Peoria
- Union County
- Vermilion County
- Wabash County
- Warren County
- Washington County
- Wayne County
- White County
- Whiteside County
- Will County
- Beecher
- Bolingbrook
- Braidwood
- Channahon
- Crest Hill
- Crete
- Elwood
- Frankfort
- Homer Glen
- Joliet
- Lockport
- Manhattan
- Mokena
- Monee
- Naperville
- New Lenox
- Peotone
- Plainfield
- Romeoville
- Shorewood
- Wilmington
- Williamson County
- Winnebago County
- Woodford County
- Adams County
If a location is grayed out it means that only certain areas within it are covered. The areas with complete covereage are listed in black.
Geography Served
- Illinois
- Adams County
- Alexander County
- Bond County
- Boone County
- Brown County
- Bureau County
- Calhoun County
- Carroll County
- Cass County
- Champaign County
- Christian County
- Clark County
- Clay County
- Clinton County
- Coles County
- Cook County
- Crawford County
- Cumberland County
- Dekalb County
- Dewitt County
- Douglas County
- Dupage County
- Edgar County
- Edwards County
- Effingham County
- Fayette County
- Ford County
- Franklin County
- Fulton County
- Gallatin County
- Greene County
- Grundy County
- Hamilton County
- Hancock County
- Hardin County
- Henderson County
- Henry County
- Iroquois County
- Jackson County
- Jasper County
- Jefferson County
- Jersey County
- Jo Daviess County
- Johnson County
- Kane County
- Kankakee County
- Aroma Park
- Bonfield
- Bourbonnais
- Bradley
- Buckingham
- Essex
- Grant Park
- Herscher
- Hopkins Park
- Kankakee
- Manteno
- Momence
- Reddick
- Saint Anne
- Union Hill
- Kendall County
- Knox County
- Lake County
- La Salle County
- Lawrence County
- Lee County
- Livingston County
- Logan County
- Macon County
- Macoupin County
- Madison County
- Marion County
- Marshall County
- Mason County
- Massac County
- Mcdonough County
- Mchenry County
- Mclean County
- Menard County
- Mercer County
- Monroe County
- Montgomery County
- Morgan County
- Moultrie County
- Ogle County
- Peoria County
- Perry County
- Piatt County
- Pike County
- Pope County
- Pulaski County
- Putnam County
- Randolph County
- Richland County
- Rock Island County
- Saint Clair County
- Saline County
- Sangamon County
- Schuyler County
- Scott County
- Shelby County
- Stark County
- Stephenson County
- Tazewell County
- East Peoria
- Union County
- Vermilion County
- Wabash County
- Warren County
- Washington County
- Wayne County
- White County
- Whiteside County
- Will County
- Beecher
- Bolingbrook
- Braidwood
- Channahon
- Crest Hill
- Crete
- Elwood
- Frankfort
- Homer Glen
- Joliet
- Lockport
- Manhattan
- Mokena
- Monee
- Naperville
- New Lenox
- Peotone
- Plainfield
- Romeoville
- Shorewood
- Wilmington
- Williamson County
- Winnebago County
- Woodford County
- Adams County
If a location is grayed out it means that only certain areas within it are covered. The areas with complete covereage are listed in black.
Geography Served
- Illinois
- Adams County
- Alexander County
- Bond County
- Boone County
- Brown County
- Bureau County
- Calhoun County
- Carroll County
- Cass County
- Champaign County
- Christian County
- Clark County
- Clay County
- Clinton County
- Coles County
- Cook County
- Crawford County
- Cumberland County
- Dekalb County
- Dewitt County
- Douglas County
- Dupage County
- Edgar County
- Edwards County
- Effingham County
- Fayette County
- Ford County
- Franklin County
- Fulton County
- Gallatin County
- Greene County
- Grundy County
- Hamilton County
- Hancock County
- Hardin County
- Henderson County
- Henry County
- Iroquois County
- Jackson County
- Jasper County
- Jefferson County
- Jersey County
- Jo Daviess County
- Johnson County
- Kane County
- Kankakee County
- Aroma Park
- Bonfield
- Bourbonnais
- Bradley
- Buckingham
- Essex
- Grant Park
- Herscher
- Hopkins Park
- Kankakee
- Manteno
- Momence
- Reddick
- Saint Anne
- Union Hill
- Kendall County
- Knox County
- Lake County
- La Salle County
- Lawrence County
- Lee County
- Livingston County
- Logan County
- Macon County
- Macoupin County
- Madison County
- Marion County
- Marshall County
- Mason County
- Massac County
- Mcdonough County
- Mchenry County
- Mclean County
- Menard County
- Mercer County
- Monroe County
- Montgomery County
- Morgan County
- Moultrie County
- Ogle County
- Peoria County
- Perry County
- Piatt County
- Pike County
- Pope County
- Pulaski County
- Putnam County
- Randolph County
- Richland County
- Rock Island County
- Saint Clair County
- Saline County
- Sangamon County
- Schuyler County
- Scott County
- Shelby County
- Stark County
- Stephenson County
- Tazewell County
- East Peoria
- Union County
- Vermilion County
- Wabash County
- Warren County
- Washington County
- Wayne County
- White County
- Whiteside County
- Will County
- Beecher
- Bolingbrook
- Braidwood
- Channahon
- Crest Hill
- Crete
- Elwood
- Frankfort
- Homer Glen
- Joliet
- Lockport
- Manhattan
- Mokena
- Monee
- Naperville
- New Lenox
- Peotone
- Plainfield
- Romeoville
- Shorewood
- Wilmington
- Williamson County
- Winnebago County
- Woodford County
- Adams County
If a location is grayed out it means that only certain areas within it are covered. The areas with complete covereage are listed in black.
Geography Served
- Illinois
- Adams County
- Alexander County
- Bond County
- Boone County
- Brown County
- Bureau County
- Calhoun County
- Carroll County
- Cass County
- Champaign County
- Christian County
- Clark County
- Clay County
- Clinton County
- Coles County
- Cook County
- Crawford County
- Cumberland County
- Dekalb County
- Dewitt County
- Douglas County
- Dupage County
- Edgar County
- Edwards County
- Effingham County
- Fayette County
- Ford County
- Franklin County
- Fulton County
- Gallatin County
- Greene County
- Grundy County
- Hamilton County
- Hancock County
- Hardin County
- Henderson County
- Henry County
- Iroquois County
- Jackson County
- Jasper County
- Jefferson County
- Jersey County
- Jo Daviess County
- Johnson County
- Kane County
- Kankakee County
- Aroma Park
- Bonfield
- Bourbonnais
- Bradley
- Buckingham
- Essex
- Grant Park
- Herscher
- Hopkins Park
- Kankakee
- Manteno
- Momence
- Reddick
- Saint Anne
- Union Hill
- Kendall County
- Knox County
- Lake County
- La Salle County
- Lawrence County
- Lee County
- Livingston County
- Logan County
- Macon County
- Macoupin County
- Madison County
- Marion County
- Marshall County
- Mason County
- Massac County
- Mcdonough County
- Mchenry County
- Mclean County
- Menard County
- Mercer County
- Monroe County
- Montgomery County
- Morgan County
- Moultrie County
- Ogle County
- Peoria County
- Perry County
- Piatt County
- Pike County
- Pope County
- Pulaski County
- Putnam County
- Randolph County
- Richland County
- Rock Island County
- Saint Clair County
- Saline County
- Sangamon County
- Schuyler County
- Scott County
- Shelby County
- Stark County
- Stephenson County
- Tazewell County
- East Peoria
- Union County
- Vermilion County
- Wabash County
- Warren County
- Washington County
- Wayne County
- White County
- Whiteside County
- Will County
- Beecher
- Bolingbrook
- Braidwood
- Channahon
- Crest Hill
- Crete
- Elwood
- Frankfort
- Homer Glen
- Joliet
- Lockport
- Manhattan
- Mokena
- Monee
- Naperville
- New Lenox
- Peotone
- Plainfield
- Romeoville
- Shorewood
- Wilmington
- Williamson County
- Winnebago County
- Woodford County
- Adams County
If a location is grayed out it means that only certain areas within it are covered. The areas with complete covereage are listed in black.
Geography Served
- Illinois
- Adams County
- Alexander County
- Bond County
- Boone County
- Brown County
- Bureau County
- Calhoun County
- Carroll County
- Cass County
- Champaign County
- Christian County
- Clark County
- Clay County
- Clinton County
- Coles County
- Cook County
- Crawford County
- Cumberland County
- Dekalb County
- Dewitt County
- Douglas County
- Dupage County
- Edgar County
- Edwards County
- Effingham County
- Fayette County
- Ford County
- Franklin County
- Fulton County
- Gallatin County
- Greene County
- Grundy County
- Hamilton County
- Hancock County
- Hardin County
- Henderson County
- Henry County
- Iroquois County
- Jackson County
- Jasper County
- Jefferson County
- Jersey County
- Jo Daviess County
- Johnson County
- Kane County
- Kankakee County
- Aroma Park
- Bonfield
- Bourbonnais
- Bradley
- Buckingham
- Essex
- Grant Park
- Herscher
- Hopkins Park
- Kankakee
- Manteno
- Momence
- Reddick
- Saint Anne
- Union Hill
- Kendall County
- Knox County
- Lake County
- La Salle County
- Lawrence County
- Lee County
- Livingston County
- Logan County
- Macon County
- Macoupin County
- Madison County
- Marion County
- Marshall County
- Mason County
- Massac County
- Mcdonough County
- Mchenry County
- Mclean County
- Menard County
- Mercer County
- Monroe County
- Montgomery County
- Morgan County
- Moultrie County
- Ogle County
- Peoria County
- Perry County
- Piatt County
- Pike County
- Pope County
- Pulaski County
- Putnam County
- Randolph County
- Richland County
- Rock Island County
- Saint Clair County
- Saline County
- Sangamon County
- Schuyler County
- Scott County
- Shelby County
- Stark County
- Stephenson County
- Tazewell County
- East Peoria
- Union County
- Vermilion County
- Wabash County
- Warren County
- Washington County
- Wayne County
- White County
- Whiteside County
- Will County
- Beecher
- Bolingbrook
- Braidwood
- Channahon
- Crest Hill
- Crete
- Elwood
- Frankfort
- Homer Glen
- Joliet
- Lockport
- Manhattan
- Mokena
- Monee
- Naperville
- New Lenox
- Peotone
- Plainfield
- Romeoville
- Shorewood
- Wilmington
- Williamson County
- Winnebago County
- Woodford County
- Adams County
If a location is grayed out it means that only certain areas within it are covered. The areas with complete covereage are listed in black.
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