ILLINOIS · AREA CODE GUIDE
224 and 847 area codes location: Elgin and Elk Grove, Illinois
- Local date and time
- Central Time
Map data: UCLA Geoportal (2015) · NANPA · US Census Bureau, checked 26 September 2026. Boundaries are approximate.
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Download the 847 area code map
224 and 847 area codes at a glance
- State
- Illinois
- Primary cities
- Elgin, Elk Grove, and Waukegan
- Time zone
- Central Time
- Answering calls
- Rules for answering calls in Illinois
An area code does not show where a caller is now.
| Area code | Started service | Parent code | New code planned |
|---|---|---|---|
| 224 | 847 | No, as of 22 September 2026 | |
| 847 | 708 | No, as of 22 September 2026 |
History
- : 224 added as an overlay on 847
Counties and cities covered
These are telephone exchange areas, which follow the phone network rather than city limits.
Counties of the communities we could place (the code may reach further): Cook County, DuPage County, Kane County, Lake County, and McHenry County.
- Elgin
- Elk Grove
- Waukegan
- Evanston
- Arlington Heights
- Skokie
- Palatine
- Dundee
- Des Plaines
- Glenview
- Park Ridge
- Wheeling
- Northbrook
- Mundelein
- Algonquin
- Highland Park
- Huntley
- Wilmette
- Zion
- Roselle
- Grayslake
- Libertyville
- Lake Zurich
- Lake Forest
- Deerfield
15 more communities
- Round Lake
- Bensenville
- Franklin Park
- Cary
- Antioch
- Wauconda
- Winnetka
- Fox Lake
- Barrington
- Hampshire
- Glencoe
- Lake Villa
- Half Day
- Pistakee Highlands
- Plato Center
Sources: NANPA area code listing, NANPA places by area code, U.S. Census Bureau county geography. Checked .
Business phone numbers in area codes 224 and 847, answered by an AI agent
A local number for Elgin, Elk Grove, and Waukegan, Illinois, with an AI receptionist that takes caller details, answers the questions you give it, and books appointments. Numbers depend on what carriers have left.