Houston, TX ZIP Codes, Area Codes and Address Format

City guides  |  September 21, 2026  |  2 min read

Houston sits in Harris County, Texas. It uses 97 standard ZIP codes and the 281, 346, 713 and 832 area codes.

State

Texas (TX)

County

Harris County

Standard ZIP codes

97

Time zone

Central

Houston ZIP codes

These are the standard delivery ZIP codes for Houston. The city has 178 ZIP codes in total when PO Box and unique codes are included.

• 77002
• 77003
• 77004
• 77005
• 77006
• 77007
• 77008
• 77009
• 77010
• 77011
• 77012
• 77013
• 77014
• 77015
• 77016
• 77017
• 77018
• 77019
• 77020
• 77021
• 77022
• 77023
• 77024
• 77025
• 77026
• 77027
• 77028
• 77029
• 77030
• 77031
• 77032
• 77033
• 77034
• 77035
• 77036
• 77037
• 77038
• 77039
• 77040
• 77041
• 77042
• 77043
• 77044
• 77045
• 77046
• 77047
• 77048
• 77049
• 77050
• 77051
• 77053
• 77054
• 77055
• 77056
• 77057
• 77058
• 77059
• 77060
• 77061
• 77062
• 77063
• 77064
• 77065
• 77066
• 77067
• 77068
• 77069
• 77070
• 77071
• 77072
• 77073
• 77074
• 77075
• 77076
• 77077
• 77078
• 77079
• 77080
• 77081
• 77082
• 77083
• 77084
• 77085
• 77086
• 77087
• 77088
• 77089
• 77090
• 77091
• 77092
• 77093
• 77094
• 77095
• 77096
• 77098
• 77099
• 77201

Area codes in Houston

Houston phone numbers use 281, 346, 713 and 832. With more than one code in use, residents on the same street can have different area codes.

Sample Houston addresses

The street lines are invented; the city, state and ZIP codes are real. Use them for form testing, mockups and training materials, never for real orders.

How to write an address in Houston

• End the address with HOUSTON, TX and the five-digit ZIP code.
• Put apartment or suite numbers at the end of the street line.
• Use USPS abbreviations such as ST, AVE and BLVD.
• Match the ZIP code to the street. Houston has 97 codes, so the city name alone is not enough.

Other cities in Harris County

Spring

More Texas cities

Amarillo, Austin, Fort Worth, Waco, Spring, or see all Texas cities.