| General Information about Area Code 618 | |
|---|---|
| Country | United States |
| State / Province / Territory | Illinois |
| Major City | Belleville |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 618-507 | Woodlawn | Jefferson | Landline |
| 618-539 | Freeburg | Saint Clair | Landline |
| 618-354 | Dundas | Richland | Wireless |
| 618-306 | Cairo | Alexander | Wireless |
| 618-802 | Venice | Madison | Wireless |
| 618-997 | Marion | Williamson | Landline |
| 618-670 | Caseyville | Saint Clair | Wireless |
| 618-575 | Elkville | Jackson | Landline |
| 618-522 | Metropolis | Massac | Landline |
| 618-774 | Rockwood | Randolph | Landline |
| 618-557 | Oblong | Crawford | Landline |
| 618-921 | Metropolis | Massac | Landline |
| 618-748 | Mound City | Pulaski | Landline |
| 618-316 | Bonnie | Jefferson | Wireless |
| 618-268 | Raleigh | Saline | Landline |
| 618-310 | Belleville | Saint Clair | Landline |
| 618-934 | Trenton | Clinton | Landline |
| 618-787 | Tamaroa | Perry | Landline |
| 618-471 | Wood River | Madison | Landline |
| 618-918 | Centralia | Marion | Wireless |