Area code 423 - Wikipedia
网页Area code 423 is a telephone area code in Tennessee that covers two disconnected regions of East Tennessee and parts of Middle Tennessee. It was created in 1995 and will be overlaid by area code 729 in 2025.
423 Area Code - National Phone Number Registry
网页Find out the phone prefixes and locations for area code 423, which covers parts of Tennessee since 1995. See the list of phone companies and service providers that operate in each prefix range.
423 area code — information, time zone, map - World Time Clock …
网页423 is an area code in Tennessee, US, serving Chattanooga and other cities. Find out the current time, time zone abbreviation, daylight saving time and location map of 423 area code.
423 Area Code - Map, Phone Lookup, Time Zone - Wirefly
网页Area code 423 serves the eastern part of Tennessee, including cities like Morristown, Kingsport, Johnson City, and Chattanooga. Find out the map, phone lookup, time zone, and NXX analysis for 423 area code.
423 Area Code ☎️ Location, Time Zone, & Phone Lookup - Spokeo
网页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 7,429,741 unique phone numbers and 679,763 individuals near the cities of …
423 Area Code - Location, Time, Map, Cities and Census Data - ZIP-Codes.com
网页2024年9月1日 · Area Code 423 covers 90 cities and 28 counties in Tennessee, including Chattanooga, Johnson City, and Kingsport. It has a single overlay (729) and a population of 1,620,311. See the current local time, prefix assignment, and more details.
Area Code 423 - Map, time zone, and phone lookup - CallerCenter
网页Area code 423 covers two discontiguous portions of East Tennessee in the US. Find out the current time, overlays, top cities, counties, and prefixes for this area code.
10-Digit Dialing Coming to 423 Area Code - TN.gov
网页2024年7月23日 · Starting from August 5, 2024, customers in the 423 area code region will need to dial 10 digits for local calls. The new 729 area code will be introduced in February 2025 and will co-exist with 423.
Area Code 423
网页Area code 423 covers 29 counties and 90 cities in Tennessee, including Knoxville, Chattanooga, and Johnson City. Find out the prefix, zip code, and company name for any phone number with area code 423.
423 Area Code - USA.com™
网页Area code 423 covers most of Eastern Tennessee, except Knoxville and its surrounding areas. See the map, counties, cities and zip codes that use 423 area code.
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