ZIP Code 77840

77840 is one of Texas's ZIP codes, delivering to addresses in College Station, Brazos County.

City: College Station
County: Brazos County
State: Texas
Prefix: 778xx

Where this code sits

77840 is part of the 778xx range, the group of codes handled by one mail processing centre. College Station is served by 6 ZIP codes in total; the full list, with the county each falls in, is on the College Station page.

College Station Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 77840 delivers to without sharing its boundary.

979 Area code 979

ZIP codes nearest 77840

The ZIP codes whose reference points sit closest to 77840.
ZIP code	Distance	Delivers to
ZIP code 77841	2.4 mi	College Station, TX
ZIP code 77805	3.7 mi	Bryan, TX
ZIP code 77842	3.7 mi	College Station, TX
ZIP code 77843	3.7 mi	College Station, TX
ZIP code 77844	3.7 mi	College Station, TX
ZIP code 77801	3.8 mi	Bryan, TX
ZIP code 77802	4.0 mi	Bryan, TX
ZIP code 77881	4.9 mi	Wellborn, 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 77840, plotted from its record coordinates.

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

Scope ZIP code 77840. 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.