| General Information about Area Code 660 | |
|---|---|
| Country | United States |
| State / Province / Territory | Missouri |
| Major City | Sedalia |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 660-666 | Darlington | Gentry | Landline |
| 660-358 | Trenton | Grundy | Landline |
| 660-852 | Miami | Saline | Landline |
| 660-248 | Fayette | Howard | Landline |
| 660-293 | Keytesville | Chariton | Landline |
| 660-683 | Craig | Holt | Landline |
| 660-441 | Warrensburg | Johnson | Wireless |
| 660-373 | Bethany | Harrison | Wireless |
| 660-895 | Linneus | Linn | Landline |
| 660-584 | Higginsville | Lafayette | Landline |
| 660-217 | Deepwater | Henry | Landline |
| 660-442 | Mound City | Holt | Landline |
| 660-221 | Sedalia | Pettis | Wireless |
| 660-672 | Boonville | Cooper | Landline |
| 660-742 | Elmo | Nodaway | Landline |
| 660-438 | Warsaw | Benton | Landline |
| 660-515 | Sweet Springs | Saline | Landline |
| 660-748 | Princeton | Mercer | Landline |
| 660-265 | Milan | Sullivan | Landline |
| 660-498 | Blairstown | Henry | Landline |