| 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 |
|---|---|---|---|
| 630-868 | Elk Grove Village | Cook | Landline |
| 630-424 | Lombard | Dupage | Landline |
| 630-287 | Medinah | Dupage | Wireless |
| 630-369 | Naperville | Dupage | Landline |
| 630-779 | Winfield | Dupage | Wireless |
| 630-568 | Hinsdale | Dupage | Landline |
| 630-808 | Elmhurst | Dupage | Wireless |
| 630-665 | Carol Stream | Dupage | Landline |
| 630-214 | Hinsdale | Dupage | Landline |
| 630-370 | Glenview | Cook | Wireless |
| 630-245 | Naperville | Dupage | Landline |
| 630-603 | Roselle | Dupage | Wireless |
| 630-386 | West Chicago | Dupage | Wireless |
| 630-494 | Medinah | Dupage | Wireless |
| 630-431 | Medinah | Dupage | Wireless |
| 630-853 | Naperville | Dupage | Wireless |
| 630-438 | Itasca | Dupage | Landline |
| 630-970 | Prospect Heights | Cook | Wireless |
| 630-291 | Brookfield | Cook | Wireless |
| 630-687 | Naperville | Dupage | Wireless |