ZIP Code 38221

38221 is one of Tennessee's ZIP codes, delivering to addresses in Big Sandy, Benton County.

City: Big Sandy
County: Benton County
State: Tennessee
Prefix: 382xx

Where this code sits

38221 is part of the 382xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Big Sandy.

Big Sandy Tennessee ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 38221 delivers to without sharing its boundary.

731 Area code 731

ZIP codes nearest 38221

The ZIP codes whose reference points sit closest to 38221.
ZIP code	Distance	Delivers to
ZIP code 38256	5.3 mi	Springville, TN
ZIP code 38333	9.1 mi	Eva, TN
ZIP code 38320	12 mi	Camden, TN
ZIP code 37175	13 mi	Stewart, TN
ZIP code 38236	13 mi	Mansfield, TN
ZIP code 38222	14 mi	Buchanan, TN
ZIP code 38242	15 mi	Paris, TN
ZIP code 37134	16 mi	New Johnsonville, TN

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 38221, plotted from its record coordinates.

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

Scope ZIP code 38221. 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.