| 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 |
|---|---|---|---|
| 630-368 | Hinsdale | Dupage | Landline |
| 630-605 | Naperville | Dupage | Wireless |
| 630-729 | Downers Grove | Dupage | Landline |
| 630-963 | Downers Grove | Dupage | Landline |
| 630-308 | Brookfield | Cook | Wireless |
| 630-961 | Naperville | Dupage | Landline |
| 630-502 | Prospect Heights | Cook | Wireless |
| 630-884 | Big Rock | Kane | Landline |
| 630-989 | Glenview | Cook | Wireless |
| 630-272 | Western Springs | Cook | Wireless |
| 630-837 | Hanover Park | Cook | Landline |
| 630-810 | Downers Grove | Dupage | Landline |
| 630-781 | Brookfield | Cook | Wireless |
| 630-907 | Aurora | Kane | Landline |
| 630-269 | Chicago | Cook | Wireless |
| 630-328 | Hinsdale | Dupage | Landline |
| 630-734 | Hinsdale | Dupage | Landline |
| 630-916 | Lombard | Dupage | Landline |
| 630-635 | Roselle | Dupage | Landline |
| 630-925 | Lombard | Dupage | Landline |