Warrenville, Illinois Phone Lookup
Find the owner of any phone number in Warrenville, Illinois.
What Phone Numbers Are in Warrenville, Illinois?
Looking up a phone number in Warrenville, Illinois? Enter any 10-digit phone number in the search box above to find the owner's name, address, and carrier information. Warrenville is served by 2 area codes and has 11 active phone prefixes.
Area Codes Serving Warrenville
Phone numbers in Warrenville, Illinois use the following area codes: 331, 630.
Top Phone Carriers in Warrenville
The most common phone service providers in Warrenville include:
- Onvoy Spectrum, Llc
- Level 3 Communications, Llc - Il
- Illinois Bell Tel Co
- Onvoy, Llc
- Mcimetro Access Transmission Services Llc
Data current as of March 2026
Nearby Cities in Illinois
Other cities in Illinois that share area codes with Warrenville:
Warrenville at a Glance
Demographics
- White 64.2%
- Black 5.2%
- Hispanic 25.6%
- Asian 6.7%
- Other 0%
Financial Profile
Frequently Asked Questions
What Area Codes Serve Warrenville, Illinois?
Phone numbers in Warrenville, Illinois use 2 area codes: 331, 630. These area codes are shared with other cities in the region. Warrenville has 11 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 Warrenville, Illinois?
To look up any phone number in Warrenville, 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 Warrenville 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 Warrenville?
Warrenville, Illinois has both wireless and landline phone numbers. Approximately 14% of phone prefixes in the area are classified as wireless (cell phone), with the remaining 86% being landline or VoIP. Major carriers serving the area include Onvoy Spectrum, 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.