Houston, Texas
Central Time Zone (UTC-6) · TX · —
281
1996
Houston
Texas
Central
Split
+2
346
2014
Houston
Texas
Central
Overlay
713
⬡ 1947
Houston
Texas
Central
+4
832
2002
Houston
Texas
Central
Overlay
621
2025
Houston
Texas
Central
Overlay
About Area Codes in Houston, Texas
Houston, Texas is served by 5 area codes: 281, 346, 713, 832, 621. 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 Houston require 10-digit dialing. The city is in the Central time zone (UTC-6).
Other cities in area code 281
Frequently Asked Questions
What area code is Houston, Texas?
Houston, Texas uses area codes 281 and 346 and 713 and 832 and 621.
What time zone is Houston in?
Houston is in the Central time zone (UTC-6).
Do I need to dial 10 digits when calling Houston?
Yes, all local calls in Houston require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 281 created?
Area code 281 was established in 1996 as a geographic split from a larger area code region to serve the growing population.
What cities share area code 281 with Houston?
Other cities sharing area code 281 with Houston include Baytown, Bellaire, Deer Park, Friendswood, Galena Park, among others.
Houston, TX · Central Time Zone