ZIP Code 28103

28103 is one of North Carolina's ZIP codes, delivering to addresses in Marshville, Union County.

City: Marshville
County: Union County
State: North Carolina
Prefix: 281xx

Where this code sits

28103 is part of the 281xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Marshville.

Marshville North Carolina ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 28103 delivers to without sharing its boundary.

ZIP codes nearest 28103

The ZIP codes whose reference points sit closest to 28103.
ZIP code	Distance	Delivers to
ZIP code 28174	4.5 mi	Wingate, NC
ZIP code 28133	5.4 mi	Peachland, NC
ZIP code 28110	9.0 mi	Monroe, NC
ZIP code 28111	10 mi	Monroe, NC
ZIP code 28135	13 mi	Polkton, NC
ZIP code 28112	13 mi	Monroe, NC
ZIP code 28163	14 mi	Stanfield, NC
ZIP code 28129	16 mi	Oakboro, 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 28103, plotted from its record coordinates.

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

Scope ZIP code 28103. 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.