United States Country Codes


Illinois State Flag
Illinois Area Codes

 
To call Illinois, dial the following:

Exit Code + 1 + Area Code + The Number


* Do not dial the plus (+) symbols

Illinois Information

World Time Zones The United States country code is 1
World Time Zones The local time in Illinois, United States is (CLICK FOR TIME ZONES)
Mobile Country Codes for Illinois Get the mobile country codes for Illinois, United States.
State Information Information about Illinois:
Illinois on Wikipedia
The currency of United States is the United States Dollar.
The capital of Illinois is Springfield
Largest Cities in Illinois by population: Chicago, Aurora, Rockford, Joliet, Naperville, Springfield, Peoria, Elgin, Waukegan, Cicero
Country Information United States Information:
United States on Wikipedia
The currency of United States is the United States Dollar.
United States is often referred to as US or USA.
The nationality of the United States is American.
The capital of United States is Washington, D.C.
Largest Cities in United States by population: New York, Los Angeles, Chicago, Houston, Philadelphia, Phoenix, San Antonio, San Diego, Dallas, San Jose
United States Emergency Numbers United States Emergency Numbers
For an emergency in United States, dial the following numbers:
Medical - 911
Fire - 911
Police - 911
Local Telephone Prefix Local Telephone Prefix:
1 is the trunk code for United States
Country Map United States Map:
Illinois area code map
The US country code and Illinois US area code chart below gives you the necessary information for calling American cities. For international dialing codes and detailed dialing instructions to Illinois United States, use our drop down boxes at the top of this page or check out our easy-to-use country code search tool.



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Area Codes 241-270 (of 1286)
Illinois CitiesIllinois Area Codes
Coffeen 217
Colchester 309
Colfax 309
Collinsville 618
Collison 217
Colona 309
Colp 618
Columbia 618
Colusa 217
Compton 815
Concord 217
Congerville 309
Cooksville 309
Cordova 309
Cornell 815
Cornland 217
Cortland 815
Cottage Hills 618
Coulterville 618
Country Club Hills 708
Cowden 217 or 618
Creal Springs 618
Crescent City 779 or 815
Crest Hill 708
Creston 815
Crete 708
Creve Coeur 309
Cropsey 309
Crossville 618
Crystal Lake 779 or 815

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Telephone Area Codes For Illinois, United States



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