ZIP Code 75840

75840 is one of Texas's ZIP codes, delivering to addresses in Fairfield, Freestone County.

City: Fairfield
County: Freestone County
State: Texas
Prefix: 758xx

Where this code sits

75840 is part of the 758xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Fairfield.

Fairfield Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 75840 delivers to without sharing its boundary.

ZIP codes nearest 75840

The ZIP codes whose reference points sit closest to 75840.
ZIP code	Distance	Delivers to
ZIP code 75860	10 mi	Teague, TX
ZIP code 75848	10 mi	Kirvin, TX
ZIP code 75859	13 mi	Streetman, TX
ZIP code 75861	16 mi	Tennessee Colony, TX
ZIP code 76693	16 mi	Wortham, TX
ZIP code 75838	18 mi	Donie, TX
ZIP code 75832	19 mi	Cayuga, TX
ZIP code 75880	20 mi	Tennessee Colony, 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 75840, plotted from its record coordinates.

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

Scope ZIP code 75840. 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.