Harris County · Texas
Houston, TX area codes and time zone
Quick answer
Houston is served by area codes 281, 346, 713, 832, keeps CST time (GMT-5), and sits in county FIPS 48201.
- Area codes
- 281 · 346 · 713 · 832Within 25 miles of the city centre
- Time zone
- CSTAmerica/Chicago
- UTC offset
- GMT-5CDT in summer
- County FIPS
- 48201Harris County
Dialling from and to Houston
What this means when you pick up the phone.
Because more than one code covers this area, ten-digit dialling applies for local calls: area code plus number, every time. From abroad, dial +1 then the ten digits.
More on Houston
Other reference data for this city.