ZIP Code 77868

77868 is one of Texas's ZIP codes, delivering to addresses in Navasota, Grimes County.

City: Navasota
County: Grimes County
State: Texas
Prefix: 778xx

Where this code sits

77868 is part of the 778xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Navasota.

Navasota Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 77868 delivers to without sharing its boundary.

936 Area code 936

ZIP codes nearest 77868

The ZIP codes whose reference points sit closest to 77868.
ZIP code	Distance	Delivers to
ZIP code 77880	10 mi	Washington, TX
ZIP code 77866	11 mi	Millican, TX
ZIP code 77363	13 mi	Plantersville, TX
ZIP code 77830	13 mi	Anderson, TX
ZIP code 77426	16 mi	Chappell Hill, TX
ZIP code 77333	17 mi	Dobbin, TX
ZIP code 77873	18 mi	Richards, TX
ZIP code 77875	18 mi	Roans Prairie, 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 77868, plotted from its record coordinates.

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

Scope ZIP code 77868. 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.