ZIP Code 78842

78842 is one of Texas's ZIP codes, delivering to addresses in Del Rio, Val Verde County.

City: Del Rio
County: Val Verde County
State: Texas
Prefix: 788xx

Where this code sits

78842 is part of the 788xx range, the group of codes handled by one mail processing centre. Del Rio is served by 4 ZIP codes in total; the full list, with the county each falls in, is on the Del Rio page.

Del Rio Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 78842 delivers to without sharing its boundary.

830 Area code 830

ZIP codes nearest 78842

The ZIP codes whose reference points sit closest to 78842.
ZIP code	Distance	Delivers to
ZIP code 78840	2.5 mi	Del Rio, TX
ZIP code 78843	4.1 mi	Laughlin Afb, TX
ZIP code 78847	4.1 mi	Del Rio, TX
ZIP code 78841	4.5 mi	Del Rio, TX
ZIP code 78837	31 mi	Comstock, TX
ZIP code 78832	32 mi	Brackettville, TX
ZIP code 78877	40 mi	Quemado, TX
ZIP code 78852	56 mi	Eagle Pass, 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 78842, plotted from its record coordinates.

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

Scope ZIP code 78842. 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.