World Time Zone Map Illinois Area Codes 331

331 Area code

Central Time

122537am

Sunday, March 29, 2020

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

Location, time zone and map of the 331 area code

Local time

12:25:37 AM, Sunday 29, March 2020 CDT    24 hours

 

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 2020 (Summer Time)

DST starts on Sunday 08 March 2020, 02:00
DST ends on Sunday 01 November 2020, 02:00

 

Time zone

The 331 area code lies within the Central Time (CT)

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

Location

 

Major cities and communities served by area code 331

Kane County
  • Aurora
  • Geneva
  • Montgomery
  • Elburn
  • Kaneville
Will County
  • Joliet
  • Bolingbrook
  • Plainfield
  • Romeoville
DuPage County
  • Naperville
  • Wheaton
  • Elmhurst
  • Lombard
  • Carol Stream
  • Hanover Park
  • Addison
  • Glendale Heights
  • Woodridge
  • Glen Ellyn
  • West Chicago
  • Westmont
  • Roselle
  • Lisle
  • Darien
  • Bloomingdale
  • Villa Park
  • Bensenville
  • Hinsdale
  • Wood Dale
  • Warrenville
  • Winfield
  • Itasca
  • Clarendon Hills
  • Oak Brook
  • Wayne
  • Oakbrook Terrace
Cook County
  • Bartlett
  • Lemont
Kendall County
  • Oswego
  • Yorkville
  • Plano
 
 

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