Chicago Illinois Area Code

What is Chicago (Illinois) area code?

Chicago in Illinois area code are 312, 773 and 872.

This means that if you want to make a phone call to a Chicago in the state of Illinois telephone number you must use the 312, 773 or 872 area code.

Is the Chicago (IL) area code always the same?

Yes, phones located in Chicago, Illinois, will always have the same area codes, in this case would be 312, 773 or 872. However, keep in mind that this does not only pertain to this region, as it can also be used in other regions of Illinois.

In conclusion, if you need to make a call to an area code phone in Chicago and you ask yourself: What is the Chicago (Illinois) area code?, the answer will be 312, 773 and 872.

How to call from abroad to a phone located in Chicago, IL?

To call abroad to Chicago in Illinois you must dial the country code for the United States (+1), the dialing code and the local telephone number you wish to call.

+1 312, 773 or 872 [Phone number]

It should be remembered that all calls from one country to another country, for example calling from outside the USA to Chicago telephone numbers, will have a higher cost than calls made in the same country. The final cost of the call will be defined by the telephone company with which the call is made.