| 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 |
|---|---|---|---|
| 224-858 | Huntley | Mchenry | Landline |
| 224-247 | Arlington Heights | Cook | Wireless |
| 224-222 | Wood Dale | Dupage | Landline |
| 224-280 | North Chicago | Lake | Wireless |
| 224-662 | Lake Zurich | Lake | Landline |
| 224-595 | Arlington Heights | Cook | Wireless |
| 224-650 | Huntley | Mchenry | Wireless |
| 224-260 | Glenview | Cook | Wireless |
| 224-778 | Mundelein | Lake | Landline |
| 224-777 | Hampshire | Kane | Landline |
| 224-213 | Northbrook | Cook | Wireless |
| 224-424 | Libertyville | Lake | Landline |
| 224-479 | Northbrook | Cook | Wireless |
| 224-422 | Des Plaines | Cook | Wireless |
| 224-628 | Glenview | Cook | Wireless |
| 224-805 | Arlington Heights | Cook | Wireless |
| 224-412 | Northbrook | Cook | Wireless |
| 224-269 | Winnetka | Cook | Landline |
| 224-387 | Arlington Heights | Cook | Wireless |
| 224-281 | Elgin | Kane | Wireless |