847 Area Code — Evanston, IL
Area code 847 serves Evanston and 3 other cities in Illinois. Local time follows America/Chicago. It overlays with 224, so 10-digit dialling is required.
- State
- Illinois
- Primary city
- Evanston
- Timezone
- America/Chicago
- In service since
- 1996
- Type
- Geographic
- Overlay codes
- 224
Cities Served by 847
The 847 area code covers 4 cities and communities in Illinois.
- Evanston
- Schaumburg
- Arlington Heights
- Waukegan
About Area Code 847
Area code 847 is a North American Numbering Plan (NANP) area code that has been in service since 1996. It is administered by NANPA on behalf of the FCC and serves the Illinois region anchored on Evanston.
847 now shares its territory with an overlay code (224). 10-digit dialling is required for local calls within this region because the same 7-digit number can be assigned under either code.
Mobile numbers in 847 are portable: a person who moved away from Evanston may still carry a 847 mobile number on their device. If you receive an unexpected call from a 847 number, run it through the reverse lookup tool above for the most accurate, free identification.
If you live or do business in Illinois, you may also interact with neighbouring or overlay codes (224). See the related codes section below to explore the rest of Illinois.
Other Illinois Area Codes
Continue exploring the Illinois numbering plan.
847 Area Code FAQ
Where is area code 847?
Area code 847 is located in Illinois, primarily serving Evanston and surrounding cities including Schaumburg, Arlington Heights, Waukegan. The region operates on CT (America/Chicago) time.
What state is 847 area code?
847 is a Illinois area code. It was put into service in 1996 and shares its geographic footprint with overlay code 224.
Is 847 a scam area code?
847 is a legitimate North American area code allocated by NANPA to Illinois. Like any geographic area code, scammers sometimes spoof 847 numbers — judge each call by content (urgent demands, unfamiliar transfers) rather than the area code alone. Run the specific number through our reverse lookup if you're unsure.
What time zone does 847 use?
Area code 847 operates on CT (America/Chicago). Numbers in this area code follow standard Illinois time-zone rules including any daylight-saving transitions for that region.
Can I look up a specific 847 phone number?
Yes. Use the reverse lookup widget above to enter a full 847 number. NumLocation returns the line type (mobile, landline, VoIP), carrier, rate-center city, and any public listings tied to the number — free.
What's the difference between 847 and 224?
847 and 224 cover the same Illinois geographic area as overlay codes. Calls between them are local, but you must dial all 10 digits. New phone numbers in this region are assigned from either pool depending on what's available with the carrier at signup.