Learn about the 621 area code, including its location, cities, time zone, introduction date, and related area codes.
621 Area Code Details
Where Is Area Code 621 Located?
The 621 area code serves communities in Texas. The exact communities and numbering assignments can change as telephone numbering resources are updated.
621 Area Code Time Zone
The 621 area code is associated with the Central time zone.
When Was 621 Area Code Introduced?
The 621 area code was introduced in 23-Jan-2025.
How to Call a 621 Area Code Number
For a call within the same numbering plan, dial the required local number according to your carrier’s dialing rules. For calls from outside the United States, use the United States country code (+1), followed by the area code and seven-digit telephone number.
Related Area Codes
621 Area Code FAQ
What state is 621 area code in?
The 621 area code is associated with Texas.
What time zone is 621 area code in?
The 621 area code is associated with Central.
More Questions About Area Code 621
What state is area code 621 in?
Area code 621 is associated with Texas.
What time zone is area code 621 in?
The listed time zone for area code 621 is Central.