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  5. Area Code 865

Where Is Area Code 865?

Area code 865 is found in the US state of Tennessee. Primarily servicing the city of Knoxville (population: 399588), area code 865 covers 9 counties of Tennessee.

Located in the Eastern time zone, area code 865 is on the same time as New York, NY.

Area code 865 was brought into effect on November 1, 1999. 865 was split from the parent 423 area code.

Map of Tennessee with area code 865 highlighted

Counties in Area Code 865

  • Anderson,
  • Blount,
  • Grainger,
  • Jefferson,
  • Knox,
  • Loudon,
  • Roane,
  • Sevier,
  • Union.

Most Populous Cities in Area Code 865

City County City Population Time Zone
Knoxville Knox 399,588 EST
Maryville Blount 82,249 EST
Sevierville Sevier 51,635 EST
Oak Ridge Anderson 29,765 EST
Lenoir City Loudon 27,157 EST
Powell Knox 25,924 EST
Clinton Anderson 25,847 EST
Seymour Sevier 21,434 EST
Loudon Loudon 18,743 EST
Harriman Roane 17,642 EST
Dandridge Jefferson 17,179 EST
Kingston Roane 15,586 EST
Jefferson City Jefferson 13,128 EST
Rockwood Roane 13,000 EST
Corryton Knox 12,964 EST
Louisville Blount 11,380 EST
Maynardville Union 9,936 EST
Kodak Sevier 9,523 EST
Strawberry Plains Knox 9,321 EST
Rutledge Grainger 8,358 EST
New Market Jefferson 7,609 EST
Alcoa Blount 6,881 EST
White Pine Jefferson 6,768 EST
Pigeon Forge Sevier 6,760 EST
Bean Station Grainger 6,577 EST

Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.

View all United States Area Codes.

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This page was last updated on July 3, 2015.