ZIP Code 78934

78934 is one of Texas's ZIP codes, delivering to addresses in Columbus, Colorado County.

City: Columbus
County: Colorado County
State: Texas
Prefix: 789xx

Where this code sits

78934 is part of the 789xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Columbus.

Columbus Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 78934 delivers to without sharing its boundary.

979 Area code 979

ZIP codes nearest 78934

The ZIP codes whose reference points sit closest to 78934.
ZIP code	Distance	Delivers to
ZIP code 78943	2.5 mi	Glidden, TX
ZIP code 78935	4.0 mi	Alleyton, TX
ZIP code 78933	10 mi	Cat Spring, TX
ZIP code 77412	11 mi	Altair, TX
ZIP code 77470	12 mi	Rock Island, TX
ZIP code 78962	12 mi	Weimar, TX
ZIP code 78938	13 mi	Ellinger, TX
ZIP code 78940	14 mi	Fayetteville, 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 78934, plotted from its record coordinates.

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

Scope ZIP code 78934. 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.