Greeneville, Tennessee
Eastern Time Zone (UTC-5) · TN · —
About Area Codes in Greeneville, Tennessee
Greeneville, Tennessee is served by area code 423, which was established in 1995 as a geographic split from a larger area code region. The city falls within the Eastern time zone (UTC-5). All calls to and from Greeneville use the 423 area code prefix for local and long-distance dialing.
Other cities in area code 423
Frequently Asked Questions
What area code is Greeneville, Tennessee?
Greeneville, Tennessee uses area code 423.
What time zone is Greeneville in?
Greeneville is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Greeneville?
Standard 7-digit dialing is used for local calls within Greeneville. However, 10-digit dialing is always accepted and required for long-distance calls.
When was area code 423 created?
Area code 423 was established in 1995 as a geographic split from a larger area code region to serve the growing population.
What cities share area code 423 with Greeneville?
Other cities sharing area code 423 with Greeneville include Athens, Bristol, Chattanooga, Cleveland, Elizabethton, among others.
Greeneville, TN · Eastern Time Zone