List of Tennessee area codes
Map of all Tennessee area codes
- 423 - Chattanooga, Johnson City, Kingsport, Bristol: Initially split from 615 in 1995.
- 615 and 629 (overlay) - Greater Nashville, including Murfreesboro: 615 initially split from 901 in a 1954 flash-cut. The 629 overlay for the entire area code was made effective in 2015
- 731 - Jackson, Dyersburg, Union City : Initially split from 901 in 2001.
- 865 - Knoxville: Initially split from 423 in 1999.
- 901 - Memphis: An original NANPA area code, initially covering the entire state in 1947.
- 931 - Columbia, Manchester, Cookeville: Initially split from 615 in 1997.
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- Area codes in Tennessee
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