US local numbers

Get a local phone number with Illinois area codes

Illinois area codes & Illinois phone numbers at iTeleCenter

If you own a small-sized or mid-sized business in Illinois, having a local phone number with specific Illinois area codes could improve your business’s credibility and accessibility.

When a customer/prospect from Illinois receives a call from an Illinois phone number area code, it not only builds a professional image but also builds trust and establishes your business’s presence in the local community. 

Let’s find out  why it is important for your business to have a phone number with Illinois phone number code, explore the list of Illinois phone area codes, learn how to get local phone numbers with Illinois phone area codes and highlight the benefits of having a local phone having a local phone number tailored to the thriving industries in Illinois.

Why choose phone numbers with Illinois area codes for your business?

Here are some of the most important factors why having a phone number with an Illinois phone area code could benefit your business:

  1. Establish a presence in the local community

    Having a local Illinois phone number is an instant way of establishing your business’s presence in the local community.  Customers/prospects in the region have a higher chance of engaging with businesses that have local Illinois area codes.

    For example, customers/prospects in Chicago city in Illinois would trust calls from a 312 area code over any other area code. This trust automatically translates into higher conversions and loyalty among the customers.
  2. Reduced cost for both businesses and customers

    Local phone numbers often lead to cost-effective communication between the business and customers. Calls made to and from local Illinois phone numbers are typically cheaper for businesses as well as customers from the region, helping both parties save on communication expenses.

    This is particularly beneficial for sales and customer service teams who handle large volumes of outbound and inbound calls.
  3. Improved marketing efforts

    It is easier for a customer/prospect to reach you through a local phone number. Therefore, when you advertise a local Illinois phone number in your online or offline marketing efforts, you are more likely to receive leads and convert them into your customers.

    Moreover, it is beneficial for your online marketing efforts in particular, as your business has a higher chance of organically appearing in search results when you advertise a local phone number with an Illinois area code.
  4. Expand your business in multiple areas

    If you are planning to expand your business within Illinois, having multiple local Illinois phone numbers could ensure seamless expansion. For example, if you are expanding your business from Chicago to Springfield, having an Illinois phone number code with 312 area codes and 217 area codes could help you serve both regions effectively. It also shows that your business is well-established in both communities.

We hope that by now you have a good idea about how local phone numbers with Illinois area codes could benefit your business in effective ways. 

Now, let’s have a look at the list of Illinois area codes with the specific areas they serve:

List of Illinois area codes

Here’s a breakdown of the key Illinois phone number area codes and the specific areas they serve:

Illinois area codes
Areas they serve
217217 area code serves the cities of Springfield and Champaign-Urbana
224The cities of Arlington Heights, Elgin, Schaumburg, Waukegan, and Evanston are served by 224 area code.
309Area code for Bloomington and Peoria.
312Chicago is served by the 312 area code.
331The 331 area code covers Dupage County. It also fills for the cities served by the 630 area code.
447The 447 area code fills for cities covered by the 217 area code, including the Danville and Decatur cities.
464Covers Cook County and Will County. Also fills in for the cities covered by the 708 area code.
618Serves the cities of Belleville, O’Fallon, or Granite City.
630The 630 area code covers the cities of Aurora, Elmhurst, and Naperville
708Covers the areas of Cook and Will County.
730Covers most of the St. Louis metro area.
773Area code 773 serves the innermost neighbourhoods and outside-the-loop areas of Chicago.
779Serves the northeastern part of Illinois, including Rockford and Kankakee.
815Covers the outer of the Quad cities.
847The 847 area code serves suburbs such as Elgin, Waukegan, and Evanston
872Downtown Chicago

Let’s move to the next important question:

How to get a local phone number with specific Illinois area codes?

Step 1: Visit iTeleCenter’s local phone number page.

Step 2: Select an area code from the list of Illinois area codes.

Step 3: Choose your plan, fill in your contact info and sign up.

Step 4: Next, download the iTeleCenter app on your device.

Step 5: Use the account information you would have received over your email to log in.

Step 6: That’s it. Start using your local Illinois phone number to communicate with your customers/prospects.

Why must local businesses have phone numbers with Illinois area codes?

Illinois contributes significantly to the U.S. economy by hosting businesses from several industries, including but not limited to finance, manufacturing, agriculture, technology, healthcare, and more. Let’s understand how if your business belongs to any one of these sectors, it could benefit from having a local Illinois phone number.

Finance Services

In the U.S., Chicago is considered a major financial hub. It houses the Chicago Stock Exchange and numerous financial institutions. If you run your finance services business from Illinois or cater to customers living in Illinois, having a phone number with the Chicago area code (312 area code or 773 area code) could enhance your local presence and help you build client trust. This establishes immediate recognition and credibility among local clients.


Illinois is a manufacturing powerhouse, with significant operations in machinery, food processing, and chemical production. Your business in this industry can effectuate operations and customer service by using local Illinois area codes, such as 309 area code for Peoria or 815 area code for Rockford. This local touch can enhance your relationships with suppliers and clients.


Central Illinois, which is served by the 217 area code and 309 area code, is known for its rich agricultural contribution to the U.S. and the world. Having a local phone number for your agribusinesses could mean effective communication with local farmers, distributors, and partners. Moreover, a local presence helps build strong operational efficiency and community ties.

Technology and Innovation

The cities of Chicago and Champaign are home to some of the important companies in the tech industry. If you own a startup or a tech firm or cater to the local audience in these cities, having local phone numbers with the 312 area code or 217 area code can help you attract local talent and clients. This not only helps in recruitment but also in establishing a local footprint in the tech ecosystem.


Illinois boasts some of the finest healthcare institutions, with major centers in Chicago and Springfield. Healthcare providers can improve patient trust and accessibility with local phone numbers. For instance, a Springfield Illinois phone number (217 area code) can make it easier for local patients to connect with healthcare services.

Please note that several other sectors/industries thrive in Illinois. We have used the above examples to shed light on how your business can benefit from having a local phone number with Illinois area codes, even if they belong to other industries.

Get a local phone number with Illinois area codes through iTeleCenter

Buy Illinois phone numbers and Illinois area codes in minutes

With iTeleCenter, it takes just 5 minutes to get a local Illinois phone number.

Starts at just $19.95

iTeleCenter brings you the most advanced features at a price that doesn’t burn a hole in your bank. You even have the option to scale up or down easily. No contracts or hidden terms.

Port your existing number or buy a new one

You can easily port your existing Illinois phone number over to iTeleCenter without any hassle. We have a dedicated team to help you through the process. Moreover, we promise of uninterrupted service until you make the switch to iTeleCenter.

Even if your business is located in some other state or country, you can buy an Illinois phone number to cater to your local Illinois customers from anywhere in the world.

Features built keeping businesses in mind

iTeleCenter has features for all your virtual business phone system needs, such as:

  • Unlimited calling – Call without worrying about running out of hours.
  • SMS texting – Send and receive text messages from any device.
  • Free local or toll-free numbers – Create a national presence with local and toll-free numbers
  • Call forwarding – Forward calls to multiple people in your team
  • Call recording – Manually click to record calls or enable auto-recording for all your calls.
  • Web and mobile apps – Access all features on any platform
  • Conference calling – Host calls with up to 100 users.
  • Extensions for departments and employees
  • Virtual receptionist – Live virtual receptionist to answer and direct all your calls.

and much more …

Here’s a list of Illinois area codes

















Embrace the power of local communication and connect with your customers more effectively. Invest in an Illinois local phone number today and take your business to new heights.

Frequently asked questions

Illinois (IL) phone numbers start with the following area codes: 217, 224, 309, 312, 331, 447, 464, 618, 630, 708, 730, 773, 779, 815, 847 and 872.

A Chicago phone number consists of 11 digits and has a 312 area code. Here’s an example: +1 (312) 606-3882

Once you sign up with iTeleCenter, we will provide you with one Illinois phone number free of cost.

You can buy a phone number with any Illinois area code in under 5 minutes through iTeleCenter. To buy an Illinois phone number online, follow these steps:

  • Step 1: Go to
  • Step 2: Select an area code from the list of Illinois area codes based on your region.
  • Step 3: Fill in your contact and payment information.
  • Step 4: Download the iTeleCenter app on your device.
  • Step 5: Use the account information you would have received over your email to log in. You are all set to start using your new Illinois phone number.

Below are the Chicago and Springfield Illinois area codes:

Springfield Illinois area code - 217

Chicago illinois area codes:

  • 312 - serves the downtown, loop, and near north side areas of Chicago
  • 773 -  covers most of outer downtown Chicago and innermost neighbourhoods
  • 872 - an overlay for 312 and 773 area codes.

The 618 area code serves major cities like Belleville, Metropolis, Carbondale, Edwardsville, and most of Southern Illinois.

Illinois (IL) Phone Numbers start with local area codes - 217, 224, 309, 312, 331, 618, 630, 708, 773, 779, 815, 847 and 872.

Hi, I’m Jesh

Jesh is a product marketing specialist and B2B copywriter with a flair for detail and a hint of humor. Outside of the 9 to 5, he likes to attend wine-tasting events and act like a connoisseur.

Test drive iTeleCenter for free

Try for free chevron-right