ZIP Code 78670

78670 is one of Texas's ZIP codes, delivering to addresses in Staples, Guadalupe County.

City: Staples
County: Guadalupe County
State: Texas
Prefix: 786xx

Where this code sits

78670 is part of the 786xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Staples.

Staples Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 78670 delivers to without sharing its boundary.

ZIP codes nearest 78670

The ZIP codes whose reference points sit closest to 78670.
ZIP code	Distance	Delivers to
ZIP code 78622	2.7 mi	Fentress, TX
ZIP code 78655	5.1 mi	Martindale, TX
ZIP code 78661	5.5 mi	Prairie Lea, TX
ZIP code 78638	6.8 mi	Kingsbury, TX
ZIP code 78656	8.6 mi	Maxwell, TX
ZIP code 78666	10 mi	San Marcos, TX
ZIP code 78644	12 mi	Lockhart, TX
ZIP code 78648	12 mi	Luling, 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 78670, plotted from its record coordinates.

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

Scope ZIP code 78670. 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.