About area code 423: location, common spam callers, related area codes, and more. Includes 423 reverse phone lookup to identify spam callers.

In 1995, the eastern portion of 615, including Knoxville, Chattanooga, and the Tri-Cities, was split off with area code 423. This was the first new area code in the state in 41 years.

Browse area code 423 phone numbers, prefixes and exchanges. The 423 area code serves Chattanooga, Knoxville, Johnson City, Bristol, Kingsport, covering 86 ZIP codes in 30 counties.

Feb 5, 2025 · Anyone with a 423 area code will be affected. The 423 area code covers two non-contiguous regions in Eastern Tennessee, serving communities such as Chattanooga, Bristol, …

423 is an area code located in the state of Tennessee, US. The largest city it serves is Chattanooga. Find out where 423 area code zone from, which states, counties and cities it …

Sep 11, 1995 · Area code 423 is located in Tennessee. Get area code location and dialing plans for all phone prefixes in area code 423.

Find 423 area code details including city, time zone, and map. Lookup area code 423 phone number, name, and location.

The 423 Area Code is located in the state of Tennessee. Area Code 423 is one of the 269 three-digit telephone area codes in the USA. It covers roughly 7,499,682 unique phone numbers …

Area code 423 serves eastern Tennessee, including cities such as Chattanooga, Johnson City, Kingsport, and Cleveland. It was created in 1995 from a split of area code 615 and was later …

Area Code 423 Boundary Map List of ZIP Codes in Area Code 423 ... List of Counties in Area Code 423 ... List of Major Cities/Towns in Area Code 423