Chicago, Illinois Phone Lookup

Q: How do I look up a phone number in Chicago, Illinois?

Enter the full 10-digit number into the search box and click Search. 411FCC returns the owner's name, location, carrier, and line type. The lookup covers all 6 area codes serving Chicago.

Q: What types of phone numbers are in Chicago?

Chicago has both wireless and landline numbers. Approximately 43% of prefixes are wireless, with 57% being landline or VoIP. 411FCC results identify the line type and carrier for any number searched.

Find the owner of any phone number in Chicago, Illinois.

What Phone Numbers Are in Chicago, Illinois?

Looking up a phone number in Chicago, Illinois? Enter any 10-digit phone number in the search box above to find the owner's name, address, and carrier information. Chicago is served by 6 area codes and has 1,816 active phone prefixes.

6 Area Codes

1,816 Phone Prefixes

43% Wireless

57% Landline

Area Codes Serving Chicago

Phone numbers in Chicago, Illinois use the following area codes: 312, 630, 708, 773, 847, 872.

Top Phone Carriers in Chicago

The most common phone service providers in Chicago include:

T-mobile Usa, Inc.
Illinois Bell Tel Co
Onvoy, Llc
New Cingular Wireless Pcs, Llc - Il
Bandwidth.com Clec, Llc - Il

Data current as of February 2026

Nearby Cities in Illinois

Other cities in Illinois that share area codes with Chicago:

Chicago at a Glance

2,711,226 Population

35.8 Median Age

$77,902 Median Income

1,277,054 Housing Units

46% Homeownership

Demographics

White 36%
Black 27.9%
Hispanic 29.7%
Asian 7.3%
Other 0%

Financial Profile

$97,498 Avg. Income per Return

$69,292 Avg. Wages per Return

1,242,240 Tax Returns Filed

57 ZIP Codes

Frequently Asked Questions

What Area Codes Serve Chicago, Illinois?

Phone numbers in Chicago, Illinois use 6 area codes: 312, 630, 708, 773, 847, 872. These area codes are shared with other cities in the region. Chicago has 1,816 active phone prefixes assigned to local carriers. If you received a call from one of these area codes, enter the full 10-digit number into the search box above to find out who called. The area code alone tells you the general geographic region, but a full reverse phone lookup on 411FCC reveals the specific owner, carrier, and line type associated with the number.

How Do I Look Up a Phone Number in Chicago, Illinois?

To look up any phone number in Chicago, enter the full 10-digit number into the search box at the top of this page and click Search. 411FCC returns available information about the number including the registered owner's name, location, phone carrier, and whether it is a wireless cell phone, landline, or VoIP line. The lookup covers all 6 area codes serving Chicago and works for numbers from every carrier in the area. Results appear within seconds. 411FCC has maintained its phone number database since 2003.

What Types of Phone Numbers Are in Chicago?

Chicago, Illinois has both wireless and landline phone numbers. Approximately 43% of phone prefixes in the area are classified as wireless (cell phone), with the remaining 57% being landline or VoIP. Major carriers serving the area include T-mobile Usa, Inc., Illinois Bell Tel Co, Onvoy, Llc. When you search a phone number on 411FCC, the results identify the line type and carrier, which helps distinguish personal cell phones from business landlines and identify VoIP numbers commonly used by automated calling systems.