Area code 423
Encyclopedia
Area Code 423 is an area code in Tennessee
that covers two separate areas of East Tennessee
.
Principal cities in the northern part of the area code region are Bristol
, Johnson City
and Kingsport
(more commonly known as the Tri-Cities). The principal cities in the south are Chattanooga
and Cleveland
.
. Originally it consisted of almost all of East Tennessee
, while area code 615 continued to serve the middle third of the state.
Area code 865
(Knoxville
area) was separated off from this area code in 1999.
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...
that covers two separate areas of East Tennessee
East Tennessee
East Tennessee is a name given to approximately the eastern third of the U.S. state of Tennessee, one of the three Grand Divisions of Tennessee defined in state law. East Tennessee consists of 33 counties, 30 located within the Eastern Time Zone and three counties in the Central Time Zone, namely...
.
Principal cities in the northern part of the area code region are Bristol
Bristol, Tennessee
Bristol is a city in Sullivan County, Tennessee, United States. The population was 26,702 at the 2010 census. It is the twin city of Bristol, Virginia, which lies directly across the state line between Tennessee and Virginia. The boundaries of both cities run parallel to each other along State...
, Johnson City
Johnson City, Tennessee
Johnson City is a city in Carter, Sullivan, and Washington counties in the U.S. state of Tennessee, with most of the city being in Washington County...
and Kingsport
Kingsport, Tennessee
Kingsport is a city located mainly in Sullivan County with some western portions in Hawkins County in the US state of Tennessee. The majority of the city lies in Sullivan County...
(more commonly known as the Tri-Cities). The principal cities in the south are Chattanooga
Chattanooga, Tennessee
Chattanooga is the fourth-largest city in the US state of Tennessee , with a population of 169,887. It is the seat of Hamilton County...
and Cleveland
Cleveland, Tennessee
Cleveland is a city in Bradley County, Tennessee, United States. The population was 41,285 at the 2010 census. It is the county seat of Bradley County...
.
History
Area code 423 was created in 1995 when it was split off from Area code 615Area code 615
Area code 615 is an area code in Tennessee that covers the city of Nashville and 12 surrounding counties. Murfreesboro, Franklin, Hendersonville, and Lebanon are other major cities in the area code.-History:...
. Originally it consisted of almost all of East Tennessee
East Tennessee
East Tennessee is a name given to approximately the eastern third of the U.S. state of Tennessee, one of the three Grand Divisions of Tennessee defined in state law. East Tennessee consists of 33 counties, 30 located within the Eastern Time Zone and three counties in the Central Time Zone, namely...
, while area code 615 continued to serve the middle third of the state.
Area code 865
Area code 865
Area code 865 serves Knox County, Tennessee, and the eight counties that border it in central East Tennessee. The area incorporates most of the region defined as the Knoxville-Sevierville-La Follette Combined Statistical Area...
(Knoxville
Knoxville, Tennessee
Founded in 1786, Knoxville is the third-largest city in the U.S. state of Tennessee, U.S.A., behind Memphis and Nashville, and is the county seat of Knox County. It is the largest city in East Tennessee, and the second-largest city in the Appalachia region...
area) was separated off from this area code in 1999.