Granite City, Illinois Phone Lookup
Find the owner of any phone number in Granite City, Illinois.
What Phone Numbers Are in Granite City, Illinois?
Looking up a phone number in Granite City, Illinois? Enter any 10-digit phone number in the search box above to find the owner's name, address, and carrier information. Granite City is served by 1 area code and has 22 active phone prefixes.
Area Codes Serving Granite City
Phone numbers in Granite City, Illinois use the following area code: 618.
Top Phone Carriers in Granite City
The most common phone service providers in Granite City include:
- New Cingular Wireless Pcs, Llc - Il
- Illinois Bell Tel Co
- T-mobile Usa, Inc.
- Onvoy, Llc
- Paetec Itel, Llc
Data current as of March 2026
Nearby Cities in Illinois
Other cities in Illinois that share area codes with Granite City:
Granite City at a Glance
Demographics
- White 77.1%
- Black 9.2%
- Hispanic 9.9%
- Asian 1.3%
- Other 2.5%
Financial Profile
Frequently Asked Questions
What Area Codes Serve Granite City, Illinois?
Phone numbers in Granite City, Illinois use 1 area code: 618. These area codes are shared with other cities in the region. Granite City has 22 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 Granite City, Illinois?
To look up any phone number in Granite City, 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 1 area code serving Granite City 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 Granite City?
Granite City, Illinois has both wireless and landline phone numbers. Approximately 54% of phone prefixes in the area are classified as wireless (cell phone), with the remaining 46% being landline or VoIP. Major carriers serving the area include New Cingular Wireless Pcs, Llc - Il, Illinois Bell Tel Co, T-mobile Usa, Inc.. 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.