ZIP Code 79085

79085 is one of Texas's ZIP codes, delivering to addresses in Summerfield, Castro County.

City: Summerfield
County: Castro County
State: Texas
Prefix: 790xx

Where this code sits

79085 is part of the 790xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Summerfield.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 79085 delivers to without sharing its boundary.

806 Area code 806

ZIP codes nearest 79085

The ZIP codes whose reference points sit closest to 79085.
ZIP code	Distance	Delivers to
ZIP code 79045	8.6 mi	Hereford, TX
ZIP code 79035	14 mi	Friona, TX
ZIP code 79027	19 mi	Dimmitt, TX
ZIP code 79025	21 mi	Dawn, TX
ZIP code 79053	25 mi	Lazbuddie, TX
ZIP code 79063	27 mi	Nazareth, TX
ZIP code 79091	27 mi	Umbarger, TX
ZIP code 79009	27 mi	Bovina, 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 79085, plotted from its record coordinates.

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

Scope ZIP code 79085. 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.