Incorporated City Harris County →

Houston, TX ZIP Codes & Directory

Houston is the largest city in Texas and the fourth-most populous in the United States, anchored by energy, international trade, the Texas Medical Center, and NASA Johnson Space Center. Browse all active 5-digit USPS postal codes serving Houston and surrounding Harris County delivery districts.

Jurisdiction city

Parent County Harris County

Population 2,304,580

Postal Codes 7 Indexed ZIPs

Connected Cities in Region: Austin (Central Texas Highway 71 (160 mi)) Dallas (I-45 Commerce Axis (240 mi)) San Antonio (I-10 Southern Interstate (197 mi))

All ZIP Codes in Houston, TX

7 Codes

77002 12,800 Residents

Downtown Houston

Covering Downtown Houston, Market Square Park, Theater District.

Med. Inc: $92,400 Explore 77002 →

77005 28,100 Residents

West University Place

Covering West University Place, Rice University, Southampton.

Med. Inc: $195,000 Explore 77005 →

77006 22,400 Residents

Montrose

Covering Montrose, Midtown, Hyde Park.

Med. Inc: $94,800 Explore 77006 →

77007 39,200 Residents

The Heights

Covering The Heights, Washington Corridor, Rice Military.

Med. Inc: $118,500 Explore 77007 →

77019 20,900 Residents

River Oaks

Covering River Oaks, Neartown, Glendower Court.

Med. Inc: $132,000 Explore 77019 →

77024 38,500 Residents

Memorial

Covering Memorial, Memorial City, Bunker Hill Village.

Med. Inc: $145,000 Explore 77024 →

77056 23,700 Residents

Uptown Houston

Covering Uptown Houston, The Galleria, Tanglewood.

Med. Inc: $106,000 Explore 77056 →

About Houston Mail Delivery & Postal Administration

ZIP codes in Houston are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Harris County and surrounding Texas metropolitan districts.

← Explore All Harris County Municipalities All 1,224 Texas Municipalities All 254 Counties

Frequently Asked Questions About Houston, TX ZIP Codes

How many ZIP codes serve Houston, Texas? ▾

Houston, Texas is served by 7 active USPS postal delivery codes: 77002, 77005, 77006, 77007, 77019, 77024, 77056.

What county is Houston located in? ▾

Houston is an incorporated city located within Harris County, Texas.

What is the population and demographic size of Houston? ▾

According to U.S. Census Bureau data, Houston has an estimated population of 2,304,580 residents and is situated within the Greater Houston (Houston-The Woodlands-Sugar Land).

How does mail sorting and delivery work in Houston? ▾

Mail delivery in Houston is operated by the United States Postal Service through regional Sectional Center Facility (SCF) distribution plants servicing Harris County and surrounding Texas counties.