ZIP Code 28640

28640 is one of North Carolina's ZIP codes, delivering to addresses in Jefferson, Ashe County.

City: Jefferson
County: Ashe County
State: North Carolina
Prefix: 286xx

Where this code sits

28640 is part of the 286xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Jefferson.

Jefferson North Carolina ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 28640 delivers to without sharing its boundary.

ZIP codes nearest 28640

The ZIP codes whose reference points sit closest to 28640.
ZIP code	Distance	Delivers to
ZIP code 28694	3.4 mi	West Jefferson, NC
ZIP code 28617	4.3 mi	Crumpler, NC
ZIP code 28629	6.3 mi	Glendale Springs, NC
ZIP code 28693	6.8 mi	Warrensville, NC
ZIP code 28672	8.1 mi	Scottville, NC
ZIP code 28643	8.9 mi	Lansing, NC
ZIP code 28631	9.2 mi	Grassy Creek, NC
ZIP code 28626	9.7 mi	Fleetwood, 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 28640, plotted from its record coordinates.

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

Scope ZIP code 28640. 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.