ZIP Code 28638

28638 is one of North Carolina's ZIP codes, delivering to addresses in Hudson, Caldwell County.

City: Hudson
County: Caldwell County
State: North Carolina
Prefix: 286xx

Where this code sits

28638 is part of the 286xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Hudson.

Hudson North Carolina ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 28638 delivers to without sharing its boundary.

828 Area code 828

ZIP codes nearest 28638

The ZIP codes whose reference points sit closest to 28638.
ZIP code	Distance	Delivers to
ZIP code 28630	4.5 mi	Granite Falls, NC
ZIP code 28667	5.5 mi	Rhodhiss, NC
ZIP code 28633	5.8 mi	Lenoir, NC
ZIP code 28645	5.9 mi	Lenoir, NC
ZIP code 28671	6.6 mi	Rutherford College, NC
ZIP code 28612	6.9 mi	Connelly Springs, NC
ZIP code 28666	7.9 mi	Icard, NC
ZIP code 28690	7.9 mi	Valdese, 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 28638, plotted from its record coordinates.

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

Scope ZIP code 28638. 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.