ZIP Code 72166

72166 is one of Arkansas's ZIP codes, delivering to addresses in Tichnor, Arkansas County.

City: Tichnor
County: Arkansas County
State: Arkansas
Prefix: 721xx

Where this code sits

72166 is part of the 721xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Tichnor.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 72166 delivers to without sharing its boundary.

ZIP codes nearest 72166

The ZIP codes whose reference points sit closest to 72166.
ZIP code	Distance	Delivers to
ZIP code 72055	8.1 mi	Gillett, AR
ZIP code 72048	12 mi	Ethel, AR
ZIP code 72379	14 mi	Snow Lake, AR
ZIP code 71674	14 mi	Watson, AR
ZIP code 72042	15 mi	De Witt, AR
ZIP code 72328	16 mi	Crumrod, AR
ZIP code 72367	19 mi	Mellwood, AR
ZIP code 72133	19 mi	Reydell, AR

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 72166, plotted from its record coordinates.

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

Scope ZIP code 72166. 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.