| 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 |
|---|---|---|---|
| 660-357 | Trenton | Grundy | Landline |
| 660-768 | Callao | Macon | Landline |
| 660-204 | Smithton | Pettis | Landline |
| 660-383 | Clinton | Henry | Landline |
| 660-874 | Green City | Sullivan | Landline |
| 660-258 | Brookfield | Linn | Landline |
| 660-741 | La Belle | Lewis | Landline |
| 660-238 | Warrensburg | Johnson | Wireless |
| 660-259 | Lexington | Lafayette | Landline |
| 660-656 | Centerview | Johnson | Landline |
| 660-257 | Chillicothe | Livingston | Wireless |
| 660-663 | Gallatin | Daviess | Landline |
| 660-639 | Chula | Livingston | Landline |
| 660-638 | Urich | Henry | Landline |
| 660-824 | Ridgeway | Harrison | Landline |
| 660-939 | Graham | Nodaway | Landline |
| 660-243 | Waverly | Lafayette | Landline |
| 660-778 | Hopkins | Nodaway | Landline |
| 660-635 | Trenton | Grundy | Wireless |
| 660-987 | Windsor | Henry | Landline |