ZIP Code 28689

28689 is one of North Carolina's ZIP codes, delivering to addresses in Union Grove, Iredell County.

City: Union Grove
County: Iredell County
State: North Carolina
Prefix: 286xx

Where this code sits

28689 is part of the 286xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Union Grove.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 28689 delivers to without sharing its boundary.

ZIP codes nearest 28689

The ZIP codes whose reference points sit closest to 28689.
ZIP code	Distance	Delivers to
ZIP code 28660	5.9 mi	Olin, NC
ZIP code 27020	7.6 mi	Hamptonville, NC
ZIP code 28634	9.5 mi	Harmony, NC
ZIP code 28688	10 mi	Turnersburg, NC
ZIP code 28636	10 mi	Hiddenite, NC
ZIP code 28670	12 mi	Ronda, NC
ZIP code 28625	12 mi	Statesville, NC
ZIP code 28669	12 mi	Roaring River, 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 28689, plotted from its record coordinates.

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

Scope ZIP code 28689. 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.