865 area code: location, time zone and numbers
In the US, 865 is a telephone area code for Knoxville, Tennessee, and it has been in service since 1999.
- Location
- Knoxville, Tennessee
- Service since
- 1999
- The time zone
- The Eastern time zone
- Overlay
- None: the only code for the area
- Local calling
- 10-digit dialing
- The rate centres
- 33
- Expected exhaust
- 2046
- Country calling prefix
- +1 (United States)
For the exhaust year, the NANPA projections set 2026-1 (April 2026) supply the figure. The rest comes from NANPA public reports: the area code report and the rate-centre report, dated 11/01/2026. We are not an official NANPA site.
Get an 865 number
There are two ways to get a 865 number. Your plan includes a new number that the provider assigns, chosen at sign-up from the pool of numbers it holds in the code. Numbers a seller already holds, often with a pattern, are listed at a one-time price, and afterwards you transfer the number to a provider.
Providers, ranked by first-year cost
| Provider | Cheapest plan | First year | Link |
|---|---|---|---|
 Free app | Basic (Just for me), free | $0 | Open Google Voice |
 Free app | Free plan, free | $0 | Open TextNow |
 Developer API | Pay-as-you-go local number, $1.15 a month | $13.80 | Open Twilio |
 Second-number app | Standard, $3.99 a month billed yearly | $47.99 | Open Burner |
 Toll-free specialist | Solo, $6.99 a month billed yearly | $84 | Open UniTel Voice |
 Second-number app | Deluxe (local number), $6.99 a month billed yearly | $102.88 | Open GoDaddy Conversations (formerly Smartline) |
Sellers that list local numbers
| Seller | What it sells | Listed price | Monthly fee | Link |
|---|---|---|---|---|
 Marketplace | Local numbers | From $9 one-time | None stated | Search at Exclusive Digits |
 Marketplace | Local and toll-free | From $9.95 one-time | $2.99 a month | Search at NumberBarn |
 Number broker | Local and toll-free | From $99 one-time | None stated | Search at RingBoost |
 Number broker | Local and toll-free | From $100 one-time | None stated | Search at PhoneNumberExpert |
| 212areacode.comNumber broker | Local numbers | From $150 one-time | None stated | Search at 212areacode.com |
Some sellers and providers may pay us a referral fee. That never affects the ranking, which follows first-year cost. How we earn
Places in the 865 area code
For 865, NANPA lists 33 rate centres. Every one of them is a local calling area where numbers get assigned:
White Pine, West Sweetwater, Washburn, Tate Springs, Solway, Sharps Chapel, Sevierville, Rutledge, Rockwood, Powell, Oliver Springs, Oak Ridge, Norris, Maynardville, Mascot, Maryville, Loudon, Lenoir City, Lake City, Kingston, Jefferson City, Hallscross Roads, Harriman, Greenback, Gatlinburg, Dandridge, Concord, Claxton, Clinton, Chestnut Hill, Bent Creek, Bean Station.
Other related area codes
Other Tennessee area codes include 901, 615, 423, 931, 731, 629 and 729.
865 area code questions
Which area does the 865 area code cover?
Numbers in 865 ring in Knoxville, Tennessee, around Knoxville, TN.
Which country code does a 865 number use?
+1. Because 865 belongs to the North American Numbering Plan, callers abroad dial +1 865 plus the 7-digit number.
What time is it in the 865 area code?
Area code 865 stays on Eastern time.
Which callers use a 865 number?
This code covers homes, mobiles, local businesses and also people who fake a local number. The 865 number shown on your screen tells you where it was assigned, not who is calling.