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Where is Area Code 217?
217 area code covers central Illinois, including Springfield, a major city with over 113,273 (2022) residents. Other key cities in the state include Decatur, Champaign, Urbana, Danville, Mattoon, and Quincy.
Moreover, the 217 phone area code serves 37 counties, including Sangamon, Coles, Champaign, Christian, Adams, Macon, and Vermilion, all observing the Central Time Zone (CT).
Popular Cities | Total Population | County |
Springfield | 113,273 | Sangamon |
Champaign | 89,241 | Champaign |
Decatur | 69,097 | Macon |
Urbana | 38,468 | Champaign |
Danville | 28,472 | Vermilion |
Quincy | 38,942 | Adams |
Charleston | 17,119 | Coles |
Jacksonville | 17,279 | Morgan |
Mattoon | 16,666 | Coles |
Lincoln | 13,084 | Logan |
History of 217 Area Code
Area code 217 began serving central Illinois in 1947, making it one of the original 86 area codes. It was the first area code in the state of Illinois.
On March 27, 2021, area code 447 was added as an overlay to 217 due to the growing demand for new numbers in the region.
Along with 217 and 447, the region has 17 area codes. Some of the most used are 331, 630, 847, 224, 618, 779, 815, 708, 464, 872, 861, and 309.
Springfield’s 217 Area Code: Business Scenario and Outlook
Springfield is a key business hub in central Illinois, primarily using the 217 phone area code. It supports various industries, including government services, healthcare, education, and manufacturing.
Numerous successful businesses operate in this region, including HSHS St. John’s Hospital, the Illinois Department of Revenue, Horace Mann, and the University of Illinois Springfield.
From 2019 to 2020, new business applications in Springfield increased by 41%, with a startup survival rate of 78.80%. This growth in new businesses reflects a vibrant entrepreneurial spirit in the city. Despite challenges, many startups are successfully establishing themselves in the market. Springfield's supportive community and resources contribute to this positive trend, making it an attractive place for new ventures.
If your business falls into one of these sectors or if you are planning to open one, getting a phone number with the 217 area code can help you connect with the local community.

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