Area codes 423 and 729 - Wikipedia
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.
423 Area Code - Location map, time zone, and phone lookup
Where is area code 423? Area code 423 serves central Tennessee, north and south of Knoxville. It includes the cities of Chattanooga, Johnson City, and Kingsport. It is the only area code that …
Area Code 423 phone numbers - Whitepages
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.
423 Area Code - Map, Phone Lookup, Time Zone - Wirefly
Find 423 area code details including city, time zone, and map. Lookup area code 423 phone number, name, and location.
423 Area Code, Tennessee, United States - Location map, time …
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 …
423 area code — information, time zone, map
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 …
423 Area Code - National Phone Number Registry
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.
423 Area Code: Location, Time Zone & Phone Lookup - NumLooker
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 Code 423
Lookup information on Area Code 423 - get demographic, NPA NXX, and other data by area code
Area Code 423 - Map, time zone, and phone lookup - CallerCenter
About area code 423: location, common spam callers, related area codes, and more. Includes 423 reverse phone lookup to identify spam callers.