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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
Calling cards More ways to call Illinois United States:

Area Code Map of Illinois
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 481-510 (of 1286)
Illinois CitiesIllinois Area Codes
Great Lakes 847
Green Valley 309
Greenfield 217
Greenup 217
Greenview 217
Greenville 217 or 618
Gridley 309
Griggsville 217
Groveland 309
Gurnee 847
Hagarstown 618
Hamburg 618
Hamel 618
Hamilton 217
Hammond 217
Hampshire 224 or 847
Hampton 309
Hanna City 309
Hanover 815
Hanover Park 224 or 331 or 630 or 847
Hardin 618
Harmon 815
Harrisburg 618
Harristown 217
Hartford 618
Hartsburg 217
Harvard 815
Harvel 217
Harvey 708
Harwood Heights 708 or 773

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Telephone Area Codes For Illinois, United States


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We hope that our Country Calling Codes quick reference international phonebook has helped you to find the Illinois United States country code and make your international call. Don't forget to share our US phone book with your friends and bookmark it to help with all of your future international calls!


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