| General Information about Area Code 224 | |
|---|---|
| Country | United States |
| State / Province / Territory | Illinois |
| Major City | Des Plaines |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 224-569 | Huntley | Mchenry | Landline |
| 224-202 | Arlington Heights | Cook | Wireless |
| 224-267 | Antioch | Lake | Landline |
| 224-232 | Arlington Heights | Cook | Landline |
| 224-419 | Waukegan | Lake | Wireless |
| 224-567 | Des Plaines | Cook | Wireless |
| 224-203 | Northbrook | Cook | Wireless |
| 224-249 | Lake In The Hills | Mchenry | Landline |
| 224-637 | Waukegan | Lake | Wireless |
| 224-356 | Hinsdale | Dupage | Landline |
| 224-435 | Glenview | Cook | Wireless |
| 224-702 | Zion | Lake | Landline |
| 224-765 | Fort Sheridan | Lake | Landline |
| 224-478 | Des Plaines | Cook | Landline |
| 224-818 | Round Lake | Lake | Wireless |
| 224-940 | Deerfield | Lake | Landline |
| 224-307 | Evanston | Cook | Wireless |
| 224-707 | Fort Sheridan | Lake | Landline |
| 224-385 | Barrington | Lake | Wireless |
| 224-509 | Lake In The Hills | Mchenry | Landline |