ZIP Code 77437

77437 is one of Texas's ZIP codes, delivering to addresses in El Campo, Wharton County.

City: El Campo
County: Wharton County
State: Texas
Prefix: 774xx

Where this code sits

77437 is part of the 774xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to El Campo.

El Campo Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 77437 delivers to without sharing its boundary.

979 Area code 979

ZIP codes nearest 77437

The ZIP codes whose reference points sit closest to 77437.
ZIP code	Distance	Delivers to
ZIP code 77467	8.3 mi	Pierce, TX
ZIP code 77455	9.9 mi	Louise, TX
ZIP code 77432	11 mi	Danevang, TX
ZIP code 77443	11 mi	Glen Flora, TX
ZIP code 77488	14 mi	Wharton, TX
ZIP code 77436	14 mi	Egypt, TX
ZIP code 77453	15 mi	Lane City, TX
ZIP code 77460	16 mi	Nada, 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 77437, plotted from its record coordinates.

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

Scope ZIP code 77437. 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.