A:Say "New customer" at the first menu. Next menu, say "No," then say "Representative." If experiencing long wait times, press 1 for a callback.Our free phone can also navigate phone menus to get a live human at Ameren Illinois for you.
Q:
Does Ameren Illinois offer 24 hour customer service?
A:Not at this number; hours here are Mon-Fri 7am-7pm EST.The least busy day is Tuesday, and the most busy day is Monday.Schedule a call when the call center is open and when it's convenient for you.
Q:
How long will I wait on hold?
A:The average hold time is 2 minutes.The longest hold times are on Friday, and the shortest are on Thursday.You can skip the hold time for free.
How do I get through the phone menu to a live person?
Consider using our free service that calls and talks to customer service for you, then sends you a report. Or use our free service that waits on hold and tells you when a human rep is on the line. But if those options don't appeal to you, our team has also documented the phone menu for Ameren Illinois below.
Our AI powered phone can dial, navigate the phone menu, wait on hold, and even talk to customer service for you, for free. You don't even need to learn about the path through the various phone options.
That same, free GetHuman Phone can call and navigate the menus and wait on hold for you, but you can opt to do all the talking. We notify you when a rep is on the line and ready to talk, so no need to worry about changing menu options and weaving your way through the maze.
Of course, we completely understand if you prefer to do all the dialing, waiting, and talking yourself. All of these free tools are optional.
GetHuman researchers routinely call this Ameren Illinois phone number to document the phone system.
Here is how our research team describes the way the Ameren Illinois phone system greets you: For gas leak emergencies, press #. To get started, please say or enter your phone number or say, "I'm a new customer," or press 1. If you are an existing customer and want to use your account number, say "Account number" or press 2. To speak to a representative, say "Representative."
Here is our latest tip for weaving through the phone menu to get to a real person the fastest:Say "New customer" at the first menu. Next menu, say "No," then say "Representative." If experiencing long wait times, press 1 for a callback.
Below are some clips we've found from Ameren Illinois's phone menus and tips that help give an idea of what you will encounter when you call. We've highlighted why they are important as well:
They may ask for information for security purposes
"Amberann.
If you suspect a gas leak or smell gas, say emergency or press pound.
Otherwise, I used your phone number to pull up your account.
For security, I have that your service address starts with one zero one."
Excerpt from a call with Ameren Illinois
Thursday, June 12, 2025 12:41 AM
They may need the phone number on your account
"Ameren If you suspect a gas leak or smell gas, say emergency or press pound.
Otherwise, to get started, what's the phone number on your account?"
Excerpt from a call with Ameren Illinois
Monday, March 25, 2024 4:56 PM
They may ask your reason for calling (instead of a menu)
"Thank you for calling Ameren, Illinois. It is Tuesday, January seventh at approximately nine AM.
We appreciate your patience as we navigate through the restoration process.
The winter storm blare brought a large amount snow and ice that has made restoration challenge.
Our crews have continued to work safely and quickly as possible Additional external crews have been brought in this morning We are expecting eighty percent of all customers to be restored by eleven PM this evening.
We are experiencing a higher than normal call volume which can result in longer hold times.
You may use our self serve options to report or see any updates on your outage.
Through our mobile app or online at ameren illinois dot com.
If you're calling to report an emergency, such as a gas leak or wire down, please stay on the line and an agent will be with you as soon as possible.
Thank you.
Ameren.
If you suspect a gas leak or smell gas, say emergency or press pound.
Otherwise, I used your phone number to pull up your sure.
I can get you to a representative. But first, just so I can get you to the right person, please tell me what you're calling about today."
Excerpt from a call with Ameren Illinois
Tuesday, January 7, 2025 5:53 PM
They may ask you to say or enter information
"Got it.
I'm not finding anything for that number. Go ahead and give me a different phone number or say use my account number."
Excerpt from a call with Ameren Illinois
Friday, March 8, 2024 6:46 PM
The first phone menu
"Otherwise, I used your phone number to pull up your account.
For security, I have that your service address sorry.
If your service address starts with one zero one, say yes or press one.
Otherwise, say no or press two."
Excerpt from a call with Ameren Illinois
Sunday, July 6, 2025 2:45 PM
What are the hours and when should I call?
Ameren Illinois operates the call center for this 800-755-5000 phone number Mon-Fri 7am-7pm ET.The short answer is that you should call on a Tuesday.This observation and the following section are based on analysis of a sample set of 485 calls made in the last 90 days using our free, web-based phone (see above).
Call when they- and you- are open
When you use our free AI-powered phone to call and talk, wait on hold, or navigate for you, you can also schedule the call with Ameren Illinois at a time when they are open and when it works for you. We will confirm you are ready before placing the call, just in case. That means you can "set it and forget it" ahead of time.
An important note: busy times vs hold times vs best time to call
When we refer to busy or less busy times, we are talking about the volume of calls. The busiest times are when the most people are calling this Ameren Illinois phone number (least busy times have fewer people calling). This high call volume does not necessarily mean that you will have a long hold time when you call. Companies like Ameren Illinois staff their call centers differently based on the time of day and day of the week, so you may experience a shorter wait on hold at the busiest of times. When we refer to the best time to call, we are referring to the optimal combination of lower call volume and shorter wait times.
The least busy time to call
The least busy day to call Ameren Illinois is Tuesday.The most busy day to call is Monday, which averages 60% more phone calls by comparison.Again, this is based on a sample of 485 calls made with our AI-powered, web-based phone in the last 90 days.
Mon
Busiest
Tue
Quietest
Wed
Thu
Fri
The shortest wait on hold
We measured the shortest hold times to be on Thursday.The longest wait in the queue on average occurs on Friday.
In summation, the best day to call Ameren Illinois is Tuesday.This is not the day with the shortest wait on hold in the phone system, but we still recommend it for its ideal combination of low call volume and short hold times. Plus we believe that Ameren Illinois staffs the call center well on Tuesday.
Why Customers Call Ameren Illinois
If you have time to do a bit of reading before you call Ameren Illinois, we recommend you read over some of our problem-specific articles.
Click the link above to get answers to just about any Ameren Illinois customer service question, including step by step guides for the most complex issues. You can also detail a new issue and get answers instantly.
Below is a sample of recent calls to Ameren Illinois, and their purpose. Are any of these similar to the reason you are trying to call?
Down wires inquiry: "I was wondering, did like, do you guys have servicemen that come to if they're, like, the wiring in the thermostat is not connecting?"
- From a call lasting 1m 48s , Jul 6, 2025 2:45 PM
Payment issue: "I made a payment, and there was an issue with the online app."
- From a call lasting 3m 19s , Jun 20, 2025 2:42 PM
Transformer safety assessment: "So I need to speak with someone that will be able to come out and determine whether or not they need to have blankets to protect them near the transformers or not."
- From a call lasting 11m 24s , Jun 18, 2025 2:45 PM
Information about why customers call Ameren Illinois is extracted from issues that customers have reported to GetHuman.
Use this link to connect with customer service via chat
If phone-based customer service is not available, or the wait times are long, many people prefer chat as a next-best option. Some even prefer it to calling on the phone. Luckily, Ameren Illinois provides this option.
As a last, sometimes only, resort- Ameren Illinois customer service can be accessed through their website. This can entail digging through help articles before finding a form and "being allowed" to submit a problem to their team, and rarely leads to a real-time conversation, which is why GetHuman does not recommend this unless it's the only way.
Conclusion and closing notes
This is Ameren Illinois's best phone number, the real-time current wait on hold and tools for skipping right through those phone lines to get right to a Ameren Illinois agent. This phone number is Ameren Illinois's best phone number because 42 customers like you used this contact information over the last 18 months and gave us feedback. Common problems addressed by the customer care unit that answers calls to 800-755-5000 include Service issue, Lower my bill, Meter reading or meter issue, Change or cancel service, Setup service and other customer service issues. Rather than trying to call Ameren Illinois first, consider describing your issue first; from that we may be able to recommend an optimal way to contact them via phone or web or chat. In total, Ameren Illinois has 1 phone number. It's not always clear what is the best way to talk to Ameren Illinois representatives, so we started compiling this information built from suggestions from the customer community. Please keep sharing your experiences so we can continue to improve this free resource.
GetHuman does not provide call center services or customer support operations for Ameren Illinois. The two organizations are not related. GetHuman builds free tools and shares information to help customers of companies like Ameren Illinois. For large companies that includes tools such as our GetHuman Phone, which allows you to call a company but skip the part where you wait on the line to get a live human rep. We continue to work on these tools to help customers like you (and ourselves!) navigate the messy phone menus, hold times, and confusion with customer service. As long as you keep sharing it with your friends and loved ones, we'll keep doing it.