| General Information about Area Code 630 | |
|---|---|
| Country | United States |
| State / Province / Territory | Illinois |
| Major City | Naperville |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 630-865 | Brookfield | Cook | Wireless |
| 630-509 | Hinsdale | Dupage | Landline |
| 630-504 | Hanover Park | Cook | Landline |
| 630-861 | Hinsdale | Dupage | Landline |
| 630-420 | Naperville | Dupage | Landline |
| 630-737 | Downers Grove | Dupage | Landline |
| 630-560 | Western Springs | Cook | Wireless |
| 630-565 | Medinah | Dupage | Wireless |
| 630-944 | Downers Grove | Dupage | Landline |
| 630-573 | Hinsdale | Dupage | Landline |
| 630-224 | Naperville | Dupage | Landline |
| 630-890 | Carol Stream | Dupage | Wireless |
| 630-475 | Bensenville | Dupage | Landline |
| 630-243 | Bolingbrook | Will | Landline |
| 630-985 | Woodridge | Dupage | Landline |
| 630-766 | Bensenville | Dupage | Landline |
| 630-633 | Willowbrook | Dupage | Landline |
| 630-957 | West Chicago | Dupage | Landline |
| 630-435 | Downers Grove | Dupage | Landline |
| 630-355 | Naperville | Dupage | Landline |