ZIP Code 77233

77233 is one of Texas's ZIP codes, delivering to addresses in Houston, Harris County.

City: Houston
County: Harris County
State: Texas
Prefix: 772xx

Where this code sits

77233 is part of the 772xx range, the group of codes handled by one mail processing centre. Houston is served by 178 ZIP codes in total; the full list, with the county each falls in, is on the Houston page.

Houston Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 77233 delivers to without sharing its boundary.

ZIP codes nearest 77233

The ZIP codes whose reference points sit closest to 77233.
ZIP code	Distance	Delivers to
ZIP code 77202	0.0 mi	Houston, TX
ZIP code 77204	0.0 mi	Houston, TX
ZIP code 77205	0.0 mi	Houston, TX
ZIP code 77206	0.0 mi	Houston, TX
ZIP code 77207	0.0 mi	Houston, TX
ZIP code 77213	0.0 mi	Houston, TX
ZIP code 77215	0.0 mi	Houston, TX
ZIP code 77216	0.0 mi	Houston, TX

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 77233, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 77233. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.