| 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 |
|---|---|---|---|
| 630-422 | Hinsdale | Dupage | Landline |
| 630-784 | Carol Stream | Dupage | Landline |
| 630-371 | Bensenville | Dupage | Landline |
| 630-587 | Saint Charles | Kane | Landline |
| 630-909 | Carol Stream | Dupage | Landline |
| 630-216 | Big Rock | Kane | Landline |
| 630-870 | Aurora | Kane | Landline |
| 630-920 | Hinsdale | Dupage | Landline |
| 630-580 | Carol Stream | Dupage | Landline |
| 630-583 | Brookfield | Cook | Wireless |
| 630-271 | Downers Grove | Dupage | Landline |
| 630-297 | Downers Grove | Dupage | Landline |
| 630-496 | Bensenville | Dupage | Landline |
| 630-891 | Hinsdale | Dupage | Landline |
| 630-869 | Downers Grove | Dupage | Landline |
| 630-576 | Lombard | Dupage | Landline |
| 630-741 | Bensenville | Dupage | Landline |
| 630-436 | Medinah | Dupage | Wireless |
| 630-225 | Warrenville | Dupage | Landline |
| 630-257 | Bolingbrook | Will | Landline |