ZIP Code 71766

71766 is one of Arkansas's ZIP codes, delivering to addresses in Thornton, Calhoun County.

City: Thornton
County: Calhoun County
State: Arkansas
Prefix: 717xx

Where this code sits

71766 is part of the 717xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Thornton.

Thornton Arkansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 71766 delivers to without sharing its boundary.

ZIP codes nearest 71766

The ZIP codes whose reference points sit closest to 71766.
ZIP code	Distance	Delivers to
ZIP code 71742	4.6 mi	Fordyce, AR
ZIP code 71720	8.2 mi	Bearden, AR
ZIP code 71748	10 mi	Ivan, AR
ZIP code 71652	12 mi	Kingsland, AR
ZIP code 71744	17 mi	Hampton, AR
ZIP code 71660	17 mi	New Edinburg, AR
ZIP code 71745	19 mi	Harrell, AR
ZIP code 71631	20 mi	Banks, 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 71766, plotted from its record coordinates.

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

Scope ZIP code 71766. 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.