Maryville, Tennessee
Eastern Time Zone (UTC-5) · TN · —
About Area Codes in Maryville, Tennessee
Maryville, Tennessee is served by 2 area codes: 423, 865. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Maryville require 10-digit dialing. The city is in the Eastern time zone (UTC-5).
Other cities in area code 423
Frequently Asked Questions
What area code is Maryville, Tennessee?
Maryville, Tennessee uses area codes 423 and 865.
What time zone is Maryville in?
Maryville is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Maryville?
Yes, all local calls in Maryville require 10-digit dialing because the area is served by multiple overlay area codes.
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 Maryville?
Other cities sharing area code 423 with Maryville include Athens, Bristol, Chattanooga, Cleveland, Elizabethton, among others.
Also called Maryville:
Maryville, TN · Eastern Time Zone