ZIP Code 79221

79221 is one of Texas's ZIP codes, delivering to addresses in Aiken, Floyd County.

City: Aiken
County: Floyd County
State: Texas
Prefix: 792xx

Where this code sits

79221 is part of the 792xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Aiken.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 79221 delivers to without sharing its boundary.

806 Area code 806

ZIP codes nearest 79221

The ZIP codes whose reference points sit closest to 79221.
ZIP code	Distance	Delivers to
ZIP code 79241	5.7 mi	Lockney, TX
ZIP code 79072	12 mi	Plainview, TX
ZIP code 79258	14 mi	South Plains, TX
ZIP code 79235	16 mi	Floydada, TX
ZIP code 79073	18 mi	Plainview, TX
ZIP code 79250	19 mi	Petersburg, TX
ZIP code 79052	20 mi	Kress, TX
ZIP code 79041	21 mi	Hale Center, 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 79221, plotted from its record coordinates.

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

Scope ZIP code 79221. 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.