ZIP Code 78839

78839 is one of Texas's ZIP codes, delivering to addresses in Crystal City, Zavala County.

City: Crystal City
County: Zavala County
State: Texas
Prefix: 788xx

Where this code sits

78839 is part of the 788xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Crystal City.

Crystal City Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 78839 delivers to without sharing its boundary.

830 Area code 830

ZIP codes nearest 78839

The ZIP codes whose reference points sit closest to 78839.
ZIP code	Distance	Delivers to
ZIP code 78834	11 mi	Carrizo Springs, TX
ZIP code 78830	17 mi	Big Wells, TX
ZIP code 78827	18 mi	Asherton, TX
ZIP code 78872	18 mi	La Pryor, TX
ZIP code 78829	21 mi	Batesville, TX
ZIP code 78836	27 mi	Catarina, TX
ZIP code 78860	32 mi	El Indio, TX
ZIP code 78801	37 mi	Uvalde, 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 78839, plotted from its record coordinates.

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

Scope ZIP code 78839. 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.