217 Area Code
Central Illinois, Illinois
Area code 217 is located in Central Illinois, Illinois. It covers Springfield, Champaign, and surrounding areas in the Central time zone (UTC-6). Administered by NANPA.
Where is area code 217?
Area code 217 is located in Central Illinois, Illinois. It covers Springfield, Champaign, and surrounding areas in the Central time zone (UTC-6).
Area code 217 is overlaid by area code 447. Both codes serve the same geographic region and require 10-digit dialing for local calls.
Cities Covered by Area Code 217
Area code 217 primarily serves the Central Illinois area of Illinois. The exact coverage includes Springfield, Champaign, and Decatur, along with surrounding communities and suburbs.
Time Zone
Central Time — UTC-6
Area code 217 operates in the Central Time Zone. When calling 217 numbers from a different time zone, be sure to account for the time difference to reach people during business hours.
About Area Code 217
Area code 217 was introduced in 1947 as a geographic area code serving Central Illinois, Illinois. As demand for phone numbers grew, overlay code 447 was added to the same region, requiring 10-digit dialing for local calls. Area codes are administered by NANPA (North American Numbering Plan Administration), the organization responsible for managing phone number resources in the US and Canada.