Area Code 224: Chicago North Suburbs Overlay

Area code 224 is in Chicago North Suburbs Overlay, Illinois. Numbers that start with 224 are based in Evanston, Waukegan, Elgin.

Area code 224 covers Chicago North Suburbs Overlay in Illinois. The primary cities served include Evanston, Waukegan, Elgin.

Area code 224 is primarily associated with Evanston, along with Waukegan, Elgin. It serves the broader Chicago North Suburbs Overlay area.

Area code 224 is in Illinois (IL). Illinois has 15 area codes in total.

Area code 224 operates in the Central Time Zone. Keep this in mind when scheduling calls with contacts in the Chicago North Suburbs Overlay area.

Yes, area code 224 is an overlay of area code 847. Both codes serve the same geographic area, Chicago North Suburbs Overlay, and were introduced to meet growing demand for phone numbers. Because 224 is an overlay, 10-digit dialing is required for all local calls within the region.

Yes. Because 224 is an overlay sharing its territory with area code 847, 10-digit dialing, the full area code plus the 7-digit number, is required for all local calls within Chicago North Suburbs Overlay.

No, area code 224 is a local geographic area code, not a toll-free number. Standard call charges apply based on your carrier plan. Toll-free area codes include 800, 833, 844, 855, 866, 877, and 888.

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