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Wilmington, Illinois Phone Lookup

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

What Phone Numbers Are in Wilmington, Illinois?

Looking up a phone number in Wilmington, Illinois? Enter any 10-digit phone number in the search box above to find the owner's name, address, and carrier information. Wilmington is served by 2 area codes and has 5 active phone prefixes.

2 Area Codes
5 Phone Prefixes
0% Wireless
100% Landline

Area Codes Serving Wilmington

Phone numbers in Wilmington, Illinois use the following area codes: 779, 815.

Top Phone Carriers in Wilmington

The most common phone service providers in Wilmington include:

  • Onvoy, Llc
  • Level 3 Communications, Llc - Il
  • Illinois Bell Tel Co
  • Bandwidth.com Clec, Llc - Il
  • First Communications, Llc

Data current as of March 2026

Nearby Cities in Illinois

Other cities in Illinois that share area codes with Wilmington:

Wilmington at a Glance

5,494 Population
40.3 Median Age
$66,154 Median Income
2,403 Housing Units
64% Homeownership

Demographics

  • White 89.2%
  • Black 2.7%
  • Hispanic 9.4%
  • Asian 0.8%
  • Other 0%

Financial Profile

$76,162 Avg. Income per Return
$52,928 Avg. Wages per Return
5,750 Tax Returns Filed
1 ZIP Codes

Frequently Asked Questions

What Area Codes Serve Wilmington, Illinois?

Phone numbers in Wilmington, Illinois use 2 area codes: 779, 815. These area codes are shared with other cities in the region. Wilmington has 5 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 Wilmington, Illinois?

To look up any phone number in Wilmington, 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 2 area codes serving Wilmington 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 Wilmington?

Wilmington, Illinois has both wireless and landline phone numbers. Approximately 0% of phone prefixes in the area are classified as wireless (cell phone), with the remaining 100% being landline or VoIP. Major carriers serving the area include Onvoy, Llc, Level 3 Communications, Llc - Il, Illinois Bell Tel Co. 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.