Area Code 224
Area code 224 covers Arlington Heights and nearby cities including Waukegan, Evanston, Schaumburg in Illinois, in the Central Time.
Is a call from 224 a scam? Who called me from 224?
Cities in area code 224
Arlington Heights, Waukegan, Evanston, Schaumburg, Palatine, Skokie, Des Plaines, Mount Prospect, Hoffman Estates, Glenview, Buffalo Grove, Carpentersville
Area codes by city
Carriers in area code 224
Area code 224 spans 592 prefixes, about 52% wireless. Top carriers: T-MOBILE USA, INC., ONVOY, LLC, CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL, NEW CINGULAR WIRELESS PCS, LLC - IL. Look up the carrier for a 224 number.
Other Illinois area codes
- 217 — Champaign-Urbana
- 309 — Peoria
- 312 — Chicago
- 331 — Aurora
- 447 — Danville
- 464 — Tinley Park
- 618 — Collinsville
- 630 — Naperville
- 708 — La Grange
- 730 — Centralia
- 773 — Chicago
- 779 — Rockford
- 815 — Rockford
- 847 — Northbrook
- 861 — Peoria
- 872 — Chicago
Nearby area codes
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.