ZIP Code 28603

28603 is one of North Carolina's ZIP codes, delivering to addresses in Hickory, Catawba County.

City: Hickory
County: Catawba County
State: North Carolina
Prefix: 286xx

Where this code sits

28603 is part of the 286xx range, the group of codes handled by one mail processing centre. Hickory is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Hickory page.

Hickory North Carolina ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 28603 delivers to without sharing its boundary.

ZIP codes nearest 28603

The ZIP codes whose reference points sit closest to 28603.
ZIP code	Distance	Delivers to
ZIP code 28658	3.3 mi	Newton, NC
ZIP code 28602	4.2 mi	Hickory, NC
ZIP code 28613	5.3 mi	Conover, NC
ZIP code 28601	5.9 mi	Hickory, NC
ZIP code 28637	7.9 mi	Hildebran, NC
ZIP code 28610	9.3 mi	Claremont, NC
ZIP code 28650	9.6 mi	Maiden, NC
ZIP code 28667	11 mi	Rhodhiss, 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 28603, plotted from its record coordinates.

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

Scope ZIP code 28603. 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.