Area code 713
Texas · Houston
- Area code
- 713
- Country
- United States
- Region
- Texas
- Major cities
- Houston
- Time zone
- America/Chicago
- Note
- Houston area code.
This is a domestic area code inside United States. It is not the international calling code.
Frequently asked questions
Which cities use area code 713?
Area code 713 serves Texas in United States, including Houston.
What region does area code 713 cover?
Area code 713 covers Texas. Area codes route calls to a specific city or region within a country's national telephone network.
What is the difference between an area code and a calling code?
A calling code routes a call across borders to a national network, while an area code routes it to a city or region inside that network. For a United States number, the country calling code is the international prefix and 713 is the domestic area code.
What time zone is area code 713 in?
Area code 713 is in the IANA time zone America/Chicago.
Is area code 713 the international calling code?
No. 713 is a domestic area code inside United States, not the international calling code. To call this region from abroad, you dial the country's calling code first, then 713 and the local number.