ZIP Code 38870

38870 is one of Mississippi's ZIP codes, delivering to addresses in Smithville, Monroe County.

City: Smithville
County: Monroe County
State: Mississippi
Prefix: 388xx

Where this code sits

38870 is part of the 388xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Smithville.

Smithville Mississippi ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 38870 delivers to without sharing its boundary.

ZIP codes nearest 38870

The ZIP codes whose reference points sit closest to 38870.
ZIP code	Distance	Delivers to
ZIP code 38821	7.2 mi	Amory, MS
ZIP code 38858	12 mi	Nettleton, MS
ZIP code 35552	13 mi	Detroit, AL
ZIP code 38848	13 mi	Greenwood Springs, MS
ZIP code 38825	14 mi	Becker, MS
ZIP code 38876	15 mi	Tremont, MS
ZIP code 38843	15 mi	Fulton, MS
ZIP code 38844	15 mi	Gattman, MS

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 38870, plotted from its record coordinates.

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

Scope ZIP code 38870. 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.