| General Information about Area Code 865 | |
|---|---|
| Country | United States |
| State / Province / Territory | Tennessee |
| Major City | Knoxville |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 865-945 | Knoxville | Knox | Landline |
| 865-835 | Oak Ridge | Anderson | Landline |
| 865-595 | Knoxville | Knox | Landline |
| 865-970 | Maryville | Blount | Landline |
| 865-296 | Knoxville | Knox | Wireless |
| 865-215 | Knoxville | Knox | Landline |
| 865-286 | Sevierville | Sevier | Landline |
| 865-773 | Knoxville | Knox | Landline |
| 865-235 | Knoxville | Knox | Wireless |
| 865-347 | Knoxville | Knox | Wireless |
| 865-362 | Powell | Knox | Landline |
| 865-992 | Maynardville | Union | Landline |
| 865-397 | Dandridge | Jefferson | Landline |
| 865-631 | Knoxville | Knox | Landline |
| 865-222 | Knoxville | Knox | Landline |
| 865-270 | Kingston | Roane | Landline |
| 865-414 | Knoxville | Knox | Wireless |
| 865-470 | Knoxville | Knox | Landline |
| 865-426 | Lake City | Anderson | Landline |
| 865-264 | Clinton | Anderson | Landline |