Area code 621
Area code 621 is a telephone area code in the North American Numbering Plan. It serves Texas, the United States.
- 621area code
- TXTexas
- UScountry
- 23-Jan-25in service
How to dial a 621 number
From within the United States and Canada, dial 1, then 621, then the seven-digit number. From another country, dial your international access code, then +1 621 and the seven-digit number.
Area code 621 covers the same territory as 281, 346, 713 and 832. When several area codes share one area like this, it is called an overlay.
Other area codes in Texas
210, 214, 254, 281, 325, 346, 361, 409, 430, 432, 469, 512, 682, 713, 726, 737, 806, 817, 830, 832, 903, 915, 936, 940, 945, 956, 972, 979
Frequently asked questions
Where is area code 621?
Area code 621 serves Texas, the United States.
What is the country code for a 621 number?
Numbers with North American area codes use the country calling code +1.