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Illinois Department of Employment Security Claims Department

Phone Number & Getting a Rep

Illinois Department of Employment Security Claims Department number

800-244-5631
Toll-free·Calls Claims Department· See main phone number & contact info
Q:

How do I talk to a human at this Illinois Department of Employment Security number?

A:Press 2
Q:

Does this phone number work 24/7?

A:No. Hours for this phone number are Mon-Fri 5am-7:30pm EST. The least busy day is Friday, and the most busy day is Tuesday. See below for more and to learn where this data comes from.
Q:

How long will I have to wait to speak to Illinois Department of Employment Security Claims Department?

A:The average hold time is 10 minutes. The longest hold times are on Wednesday, and the shortest are on Friday.

All Illinois Department of Employment Security customer service contact information

This is the #2 most popular Illinois Department of Employment Security phone number out of 2. Click above to go back to the main customer service number and other contact information, including Illinois Department of Employment Security email addresses, twitter handles, and live chat options.

More Illinois Department of Employment Security Customer Phone Numbers

Customer Service

847-981-7400
Main phone number · Mon-Fri 5am-7:30pm EST · Calling this Illinois Department of Employment Security number should go right to a real human being ·

How do I get through the phone menu to a real live person?

GetHuman researchers routinely call this Illinois Department of Employment Security phone number to document the phone system.
Here is our latest tip for weaving through the phone menu to get to a real person the fastest:  Press 2
Below are some clips we've found from Illinois Department of Employment Security'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 your reason for calling (instead of a menu)

"To the federal Memorial Day holiday on Monday, May twenty sixth, the day you receive your unemployment insurance payment will be delayed. If you certify on Thursday, May twenty second, you should expect your payment by Tuesday, May twenty seventh. If you certify on Friday, May twenty third, you should expect your payment by Wednesday, May twenty eighth. If you certify on Monday, May twenty sixth, you should expect your payment by Thursday, May twenty ninth. If you certify during this period and do not, receive your payment by this amended date, please call back We thank you for your patience. If you're an individual, press one.
If you're an employer, press two. To ensure that you are connected with the appropriate unit, select the option that best describes the reason for your call."
Excerpt from a call with Illinois Department of Employment Security
Friday, May 23, 2025 12:01 PM

They may ask you to enter information with the dial pad

"Welcome to the Illinois Department of Employment Security claimant services call center. Your call may be monitored for quality and training purposes.
We received a letter from ID. And have a five digit extension, please enter it now."
Excerpt from a call with Illinois Department of Employment Security
Friday, May 23, 2025 12:01 PM

What are the hours and when should I call?

Illinois Department of Employment Security operates the call center for this 800-244-5631 phone number Mon-Fri 5am-7:30pm EST.  The short answer is that you should call on a Friday. This observation and the following section are based on analysis of a sample set of 11 calls made in the last 90 days using our free, web-based phone (see above).
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 Illinois Department of Employment Security 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 Illinois Department of Employment Security 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 Illinois Department of Employment Security is Friday. The most busy day to call Illinois Department of Employment Security is Tuesday.  Again, this is based on a sample of 11 calls made with our AI-powered, web-based phone in the last 90 days.

The shortest wait on hold

We measured the shortest hold times to be on Friday. The longest wait in the queue on average occurs on Wednesday. 

The best time to call

In summation, the best day to call Illinois Department of Employment Security is Friday.  In this case, it's a no-brainer. Friday is not only the least busy day for calling this Illinois Department of Employment Security number, but it is also the day with the shortest hold times.

Why call this Illinois Department of Employment Security number?

Below is a sample of recent calls to Illinois Department of Employment Security, and their purpose. Are any of these similar to the reason you are trying to call?
Tracking work days: So if I'm working right now, is there anywhere on the website where I can just keep like, forever log of the number of days that I work for a certain company.
Taken from a call on Friday, May 23, 2025 12:01 PM

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