ZIP Code 28366

28366 is one of North Carolina's ZIP codes, delivering to addresses in Newton Grove, Sampson County.

City: Newton Grove
County: Sampson County
State: North Carolina
Prefix: 283xx

Where this code sits

28366 is part of the 283xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Newton Grove.

Newton Grove North Carolina ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 28366 delivers to without sharing its boundary.

ZIP codes nearest 28366

The ZIP codes whose reference points sit closest to 28366.
ZIP code	Distance	Delivers to
ZIP code 27524	12 mi	Four Oaks, NC
ZIP code 28385	14 mi	Salemburg, NC
ZIP code 28365	15 mi	Mount Olive, NC
ZIP code 28328	15 mi	Clinton, NC
ZIP code 28335	15 mi	Dunn, NC
ZIP code 28325	15 mi	Calypso, NC
ZIP code 28334	16 mi	Dunn, NC
ZIP code 28341	16 mi	Faison, NC

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 28366, plotted from its record coordinates.

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

Scope ZIP code 28366. 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.