Caller ID for
Area code 217
Area code 217 Springfield, Illinois
Area code 217 is one of the original 1947 area codes, in Illinois, with numbers assigned in Springfield, Decatur, Danville and 243 more places. It’s 11:12 PM there now.
- State
- Illinois17 area codes in Illinois
- Time zone
- Central11:12 PM there now
- Exchanges
- 786246 places
- Overlay
- 447Same area, 10-digit dialing
- No sign-up
- We never contact the number
- Spam risk included
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Where area code 217 is
Numbers in 217 are assigned to 246 places in 34 counties: Sangamon County, Macon County, Vermilion County, Coles County, Adams County, Logan County, plus 28 more.
No single place dominates: Springfield, the largest, has 12% of the exchanges.
- Springfield91
- Decatur44
- Danville27
- Quincy25
- Mattoon24
- Jacksonville21
- Lincoln14
- Taylorville14
- Charleston12
- Effingham11
- Litchfield7
- Paris7
- Marshall7
- Rantoul6
- Arcola5
- Clinton5
- Gibson City5
- Carthage4
- Pittsfield4
- Chatham4
- Carrollton4
- Beason4
- Rochester4
- Buffalo3
Phone companies in 217
786 blocks of numbers in 217 are held by 43 phone companies. The most belong to Frontier (189), AT&T (129) and AT&T Mobility (72).
Mostly landline: about 55% of blocks belong to local phone and cable companies, 23% to wireless networks and 22% to other carriers.
A block’s holder is the company it was first assigned to; numbers can move to other carriers since.
History and overlays
217 has been in service since 1947, when the first North American area codes were set up.
447 (since 2021) shares the same area, so a new number there can get any of these codes and local calls are dialed with all 10 digits.
11 new exchanges were assigned since 2021, the latest in December 2024.
Calling 217
It’s 11:12 PM Central time in 217 right now.
From elsewhere in the U.S., dial 1, 217 and the 7-digit number; inside the area, all 10 digits too.
Nearby area codes
Illinois has 17 area codes: 217, 224, 309, 312, 331, 447, 464, 618, 630, 708, 730, 773, 779, 815, 847, 861 and 872.
- 309 · Peoria, IL · about 77 mi
- 861 · Peoria, IL · about 79 mi
- 618 · Collinsville, IL · about 95 mi
- 314 · St. Louis, MO · about 100 mi
- 557 · St. Louis, MO · about 100 mi
- 730 · Centralia, IL · about 108 mi
From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.
Map of the 217 area code
Map of the 217 area code around Springfield, Decatur and Danville, Illinois.
Cities on the map
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Questions about 217
Where is area code 217?
In Illinois, covering Springfield, Decatur and Danville and other places across 34 counties.
What time zone is 217 in?
Central time. It was 11:12 PM there when this page loaded.
Is 217 an overlay?
Yes. 447 serves the same area, so dial all 10 digits for local calls.
Which phone companies have 217 numbers?
43 companies hold blocks; the most belong to Frontier, AT&T and AT&T Mobility. About 23% of blocks are wireless.
Is 217 running out of numbers?
Not on record. 11 new exchanges have been assigned since 2021.