Supporters of a plan to add an area code to the Chicago area by geographically dividing the market announced proposals Wednesday on how they would go about achieving that goal. They have proposed that ...

A large swath of west suburban Chicago will dial an extra four digits to make local phone calls when state regulators add a second area code this fall. The 630 area code was “exhausted” at the end of ...

CHICAGO (CBS)-- Get ready, south suburbs – you're getting a new area code. When 708 numbers run out, 464 phone numbers will be issued. This is not expected until January. The 708 area code has been a ...