what area code is 872

The 872 area code is located in the state of Illinois and serves the city of Chicago. It is an overlay code for the 312 and 773 area codes, which means that it is assigned only to new numbers in the area and not to existing numbers using the 312 and 773 area codes. The 872 area code was added to ensure a continuing supply of telephone numbers and competitive services. It went into service on November 7th, 2009. If you need a new business phone number in the 872 area code or a city nearby, you can get a local phone number without the need to install any additional hardware by using services like OpenPhone.