ZIP Code 77345

77345 is one of Texas's ZIP codes, delivering to addresses in Kingwood, Harris County.

City: Kingwood
County: Harris County
State: Texas
Prefix: 773xx

Where this code sits

77345 is part of the 773xx range, the group of codes handled by one mail processing centre. Kingwood is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Kingwood page.

Kingwood Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 77345 delivers to without sharing its boundary.

ZIP codes nearest 77345

The ZIP codes whose reference points sit closest to 77345.
ZIP code	Distance	Delivers to
ZIP code 77347	2.4 mi	Humble, TX
ZIP code 77338	2.4 mi	Humble, TX
ZIP code 77325	4.9 mi	Kingwood, TX
ZIP code 77339	4.9 mi	Kingwood, TX
ZIP code 77346	5.7 mi	Humble, TX
ZIP code 77396	5.7 mi	Humble, TX
ZIP code 77365	6.2 mi	Porter, TX
ZIP code 77373	7.1 mi	Spring, 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 77345, plotted from its record coordinates.

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

Scope ZIP code 77345. 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.