World Time Zone Map Illinois Area Codes 312

312 Area code

Central Time

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312 is an area code located in the state of Illinois, US. The largest city it serves is Chicago.

Location, time zone and map of the 312 area code

Local time

--:-- CDT   

 

Time difference to GMT/UTC

Standard time: UTC/GMT -6:00 hours
Daylight saving time: +1:00 hour
Current time zone offset: UTC/GMT -5:00 hours
Time zone abbreviation: CDT
 

Daylight Saving Time 2022 (Summer Time)

DST starts on Sunday 13 March 2022, 02:00
DST ends on Sunday 06 November 2022, 02:00

 

Time zone

The 312 area code lies within the Central Time (CT)

CST - Central Standard Time
CDT - Central Daylight Time when daylight saving time is being observed (from mid-March to early November)
 

Location

 

Major cities and communities served by area code 312

Cook County
  • Chicago
  • Schaumburg
  • Wheeling
DuPage County
  • Hinsdale
 
 

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