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Country flag of Switzerland blue arrow Country flag of United States

How to call Illinois, United States from Switzerland
Dial the following international dialing codes:

   00 + 1 + City Code + Local Number

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from any phone or use our free calling app.

How to make your international call How to call Illinois in United States from Switzerland:

00 - Exit code when making an international call from Switzerland
1 - US country code for inbound calls
00 + 1 + City Code + Local Number - International dialing code format

World time zone information World time zone information:

The time in Switzerland is now 01:23:46 AM (01:23:46 AM)
The time in Illinois United States is now (CLICK FOR TIME ZONES)

Calling cards Save on your call:

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Mobile Country Codes Mobile codes:

To call a mobile phone in United States from Switzerland use the following dialing code format: 00 + 1 + The Number
Click here to search for another mobile country code.

The Illinois, United States area code chart below gives you the necessary information for calling Illinois cities. For international 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 211-240 (of 1286)
Illinois Cities City Code
Chebanse 815
Chenoa 309 or 815
Cherry 815
Cherry Valley 815
Chester 618
Chesterfield 618
Chestnut 217
Chicago 224 or 312 or 630 or 708 or 773 or 847 or 872
Chicago Heights 708 or 773
Chicago Ridge 708
Chillicothe 309
Chrisman 217
Christopher 618
Cicero 708
Cisco 217
Cisne 618
Cissna Park 217 or 815
Clare 815
Claremont 618
Clarendon Hills 312 or 630 or 708 or 847
Clay City 618
Clayton 217
Claytonville 815
Clifton 815
Clinton 217
Coal City 815
Coal Valley 309 or 563
Coatsburg 217
Cobden 618
Coello 618
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