ZIP Code 78954

78954 is one of Texas's ZIP codes, delivering to addresses in Round Top, Fayette County.

City: Round Top
County: Fayette County
State: Texas
Prefix: 789xx

Where this code sits

78954 is part of the 789xx range, the group of codes handled by one mail processing centre. Round Top is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Round Top page.

Round Top Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 78954 delivers to without sharing its boundary.

979 Area code 979

ZIP codes nearest 78954

The ZIP codes whose reference points sit closest to 78954.
ZIP code	Distance	Delivers to
ZIP code 78961	2.8 mi	Round Top, TX
ZIP code 78932	7.4 mi	Carmine, TX
ZIP code 78960	10 mi	Warda, TX
ZIP code 78940	12 mi	Fayetteville, TX
ZIP code 77835	13 mi	Burton, TX
ZIP code 78945	13 mi	La Grange, TX
ZIP code 78938	14 mi	Ellinger, TX
ZIP code 78946	14 mi	Ledbetter, 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 78954, plotted from its record coordinates.

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

Scope ZIP code 78954. 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.