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

The United States country code is 1

The local time in Illinois, United States is (CLICK FOR TIME ZONES)

Get the mobile country codes for Illinois, United States.

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

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

For an emergency in United States, dial the following numbers:

Medical - 911
Fire - 911
Police - 911

Local Telephone Prefix:

1 is the trunk code for United States

United States 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 1081-1110 (of 1286)

Illinois Cities	Illinois Area Codes
Skokie	224 or 773 or 847
Smithboro	618
Smithfield	309
Smithshire	309
Smithton	618
Somonauk	815
Sorento	217 or 618
South Beloit	608 or 779 or 815
South Elgin	224 or 847
South Holland	708
South Pekin	309
South Roxana	618
South Wilmington	815
Sparland	309
Sparta	618
Speer	309
Spring Grove	708 or 815 or 847
Spring Valley	815
Springerton	618
Springfield	217
Standard	815
Stanford	309
Staunton	217 or 618
Steeleville	618
Steger	708
Sterling	815
Steward	815
Stewardson	217
Stillman Valley	815
Stockland	815

First Page << 36 37 38 39 40 >> Last Page

Telephone Area Codes For Illinois, United States

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