Geographic area code
Area code 312
Serves Chicago and surrounding areas in Illinois, United States.
- Local time 6:40 pm CDT
- Central · UTC-05:00
Where is area code 312?
At a glance
RegionIllinois
Main cityChicago
Time zoneCentral
TypeGeographic
Cities & townsChicago · West Chicago
Overlays (same region, dial all 10 digits)872
Most-reported 312 numbers (30 days)
- No spam reported in this period.
Latest reports from 312
No reports yet. Be the first to report a number.
FAQ
Where is area code 312?
Area code 312 serves Chicago, West Chicago in Illinois (Central time). See the local time, map, overlays and the most-reported spam numbers in 312.
Is a call from 312 a scam?
The area code alone can’t tell you whether a call is safe, and caller ID is easy to fake. Look up the full number above to see its community reports, FTC complaints and risk score.
What time is it in area code 312?
It’s currently 6:40 pm (Central). Telemarketers may only call between 8am and 9pm local time.