Marietta, Ohio
Eastern Time Zone (UTC-5) · OH · —
About Area Codes in Marietta, Ohio
Marietta, Ohio is served by 2 area codes: 740, 220. 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 Marietta require 10-digit dialing. The city is in the Eastern time zone (UTC-5).
Other cities in area code 740
Frequently Asked Questions
What area code is Marietta, Ohio?
Marietta, Ohio uses area codes 740 and 220.
What time zone is Marietta in?
Marietta is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Marietta?
Yes, all local calls in Marietta require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 740 created?
Area code 740 was established in 1997 as a geographic split from a larger area code region to serve the growing population.
What cities share area code 740 with Marietta?
Other cities sharing area code 740 with Marietta include Athens, Cambridge, Chillicothe, Circleville, Gallipolis, among others.
Also called Marietta:
Marietta, OH · Eastern Time Zone