ZIP Code 38740

38740 is one of Mississippi's ZIP codes, delivering to addresses in Duncan, Bolivar County.

City: Duncan
County: Bolivar County
State: Mississippi
Prefix: 387xx

Where this code sits

38740 is part of the 387xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Duncan.

Duncan Mississippi ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 38740 delivers to without sharing its boundary.

ZIP codes nearest 38740

The ZIP codes whose reference points sit closest to 38740.
ZIP code	Distance	Delivers to
ZIP code 38720	5.9 mi	Alligator, MS
ZIP code 38767	6.6 mi	Rena Lara, MS
ZIP code 38774	6.8 mi	Shelby, MS
ZIP code 38781	9.5 mi	Winstonville, MS
ZIP code 38669	10 mi	Sherard, MS
ZIP code 38762	11 mi	Mound Bayou, MS
ZIP code 38746	12 mi	Gunnison, MS
ZIP code 72328	13 mi	Crumrod, 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 38740, plotted from its record coordinates.

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

Scope ZIP code 38740. 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.