🇺🇸 217 area code
Area code 217 covers Springfield, Champaign, Decatur and Urbana and the surrounding area in Illinois. It shares that territory with 447, so the same neighbourhood can have numbers in any of them. Enter a 217 number below for a free check before you call back.
- Location: Springfield, Illinois
- Time zone: Central (UTC−6)
- In service since 1947
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首次查询即可得到有效性、运营商、线路类型和地区。
Area code 217 at a glance
Cities in area code 217
- Springfield
- Champaign
- Decatur
- Urbana
- Danville
- Quincy
- Effingham
- Jacksonville
- Mattoon
- Paris
Is a 217 call a scam?
An area code tells you where a number was first assigned, not where the caller is. Mobile numbers keep their area code when people move, and internet (VoIP) numbers can be picked in any area code — so a 217 number can be calling from anywhere.
Robocallers exploit that with "neighbor spoofing": showing a 217 number to people in Illinois because a local-looking call is more likely to be answered. If a 217 call claims to be your bank, the IRS or a delivery company, hang up and call the official number yourself.
About area code 217
217 is one of the original North American area codes, created in 1947 when AT&T and the Bell System first divided the continent into numbering plan areas.
It is part of the 217/447 overlay: the codes cover the same area, and a new line there can be given a number in any of them. Two neighbours — or two phones in one household — can have different area codes. That is also why local calls need the full ten digits.
As the region grew, 447 was carved out of or added to 217.
常见问题
Area code 217 questions
Sources: NANPA NPA database (11/04/2026) and Google libphonenumber. Area codes show where a number was assigned, not where its owner is today.
Where is area code 217?
Area code 217 is in Illinois, United States. It covers Springfield, Champaign, Decatur, Urbana, Danville and Quincy.
What time zone is area code 217?
217 is in the Central (UTC−6) time zone, and observes daylight saving time.
What area codes overlay 217?
447 serves the same area as 217. Numbers in all of them are local to one another.
When did area code 217 start?
217 entered service in 1947.
How do I find out who called me from 217?
Enter the full number in the lookup at the top of this page. The free check confirms whether the number is valid and shows its carrier, line type and region; a full report adds owner and public-web records where they are available.
Why am I getting calls from area code 217?
If you live in or near Illinois, they may be genuinely local — or robocalls spoofing a local-looking number. Unknown 217 callers who will not leave a message are best looked up before you call back.