SPRINGFIELD, Ill. (KWQC) - The Illinois Commerce Commission announced Monday the addition of a new 861 area code to the counties and municipalities currently under 309 area code. The 861 area code ...

A new area code is coming to the Illinois Quad-Cities' 309 region, affecting only new telephone customers. The Illinois Commerce Commission approved the implementation of the new 861 area code ...

SPRINGFIELD — A significant portion of west-central Illinois is about to get a new area code. The Illinois Commerce Commission announced Monday that the 309 area code territory, which ...