ZIP Code 75146

75146 is one of Texas's ZIP codes, delivering to addresses in Lancaster, Dallas County.

City: Lancaster
County: Dallas County
State: Texas
Prefix: 751xx

Where this code sits

75146 is part of the 751xx range, the group of codes handled by one mail processing centre. Lancaster is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Lancaster page.

Lancaster Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 75146 delivers to without sharing its boundary.

ZIP codes nearest 75146

The ZIP codes whose reference points sit closest to 75146.
ZIP code	Distance	Delivers to
ZIP code 75134	1.8 mi	Lancaster, TX
ZIP code 75123	4.9 mi	Desoto, TX
ZIP code 75141	5.1 mi	Hutchins, TX
ZIP code 75172	5.2 mi	Wilmer, TX
ZIP code 75154	5.4 mi	Red Oak, TX
ZIP code 75115	5.5 mi	Desoto, TX
ZIP code 75241	5.6 mi	Dallas, TX
ZIP code 75232	6.3 mi	Dallas, 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 75146, plotted from its record coordinates.

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

Scope ZIP code 75146. 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.