Phone number 3129838378 area code and prefix assignment information:
| Country | |
|---|---|
| Location | ILLINOIS |
| Rate Center | CHICGOZN01 |
| Carrier | ILLINOIS BELL TEL CO |
Phone number 312-983-8378 has been reported to the FTC by 3 consumers. 33% of complaints identified the call as a robocall or recorded message. The last of these complaints was submitted on May 16, 2026. Complaints were reported from Illinois and Iowa. The cities with the most complaints were Alsip, Chicago and Iowa City.
Based on area code 312, phone number is located in Illinois, United States. The 983 prefix was originally assigned to the CHICGOZN01 rate center, serving Chicago and its surrounding areas.
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