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Area code 423 is the area code for central Tennessee, north and south of Knoxville. It includes the cities of Chattanooga, Johnson City, and Kingsport. It is the only area code that serves the area. What time zone is area code 423? The 423 area code is located in the Eastern and Central timezones.
Lookup area code information for CHATTANOOGA, TN. Get the NPA NXX (area code and prefix) as well as much more data for CHATTANOOGA, TN.
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.
Tennessee > Chattanooga. The city of Chattanooga is in the state of Tennessee. It has the following active area codes: 423. Chattanooga, TN has the following Exchanges (NXX) Find the Area Codes for other nearby cities. Find the Best Cell Phone and Plan for You.
Area code 423 is a telephone area code in the North American Numbering Plan for the U.S. state of Tennessee. It comprises two disconnected areas of East Tennessee that are separated by area code 865. Principal cities in the northern part of the area code region are Morristown, Greeneville, Kingsport, Johnson City, and Bristol (more commonly ...
423 is an area code located in the state of Tennessee, US. The largest city it serves is Chattanooga.
May 1, 2024 · Area Code 423 is located in Tennessee. It covers 90 cities, including Chattanooga, Johnson City, Kingsport, Cleveland, and Morristown. It also covers 28 counties, including Hamilton County, Washington County, Sullivan County, Mcminn County, and Bradley County.
