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 1-30 (of 1286)
Illinois CitiesIllinois Area Codes
Abingdon 309
Adair 309
Addieville 618
Addison 630
Albany 309
Albers 618
Albion 618
Alden 815
Aledo 309
Alexander 217
Alexis 309
Algonquin 847
Alhambra 618
Allendale 618
Allerton 217
Alma 618
Alpha 309
Alsey 217
Alsip 708
Altamont 217 or 618
Alto Pass 618
Alton 618
Altona 309
Alvin 217
Amboy 815
Anchor 309
Ancona 815
Andalusia 309
Andover 309
Anna 618

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Telephone Area Codes For Illinois, United States



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