| 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 |
|---|---|---|---|
| 865-621 | Knoxville | Knox | Wireless |
| 865-408 | Loudon | Loudon | Landline |
| 865-352 | Sharps Chapel | Union | Wireless |
| 865-803 | Knoxville | Knox | Wireless |
| 865-905 | Knoxville | Knox | Landline |
| 865-535 | Oak Ridge | Anderson | Landline |
| 865-225 | Knoxville | Knox | Landline |
| 865-340 | Knoxville | Knox | Wireless |
| 865-556 | Knoxville | Knox | Wireless |
| 865-386 | Knoxville | Knox | Landline |
| 865-692 | Knoxville | Knox | Landline |
| 865-359 | Knoxville | Knox | Landline |
| 865-202 | Knoxville | Knox | Wireless |
| 865-279 | Sharps Chapel | Union | Wireless |
| 865-609 | Knoxville | Knox | Landline |
| 865-254 | Knoxville | Knox | Wireless |
| 865-344 | Dandridge | Jefferson | Landline |
| 865-978 | Knoxville | Knox | Landline |
| 865-373 | Knoxville | Knox | Landline |
| 865-730 | Oliver Springs | Roane | Landline |