ZIP Code 58343

58343 is one of North Dakota's ZIP codes, delivering to addresses in Knox, Benson County.

City: Knox
County: Benson County
State: North Dakota
Prefix: 583xx

Where this code sits

58343 is part of the 583xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Knox.

Knox North Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 58343 delivers to without sharing its boundary.

701 Area code 701

ZIP codes nearest 58343

The ZIP codes whose reference points sit closest to 58343.
ZIP code	Distance	Delivers to
ZIP code 58386	6.5 mi	York, ND
ZIP code 58385	9.8 mi	Wolford, ND
ZIP code 58346	11 mi	Leeds, ND
ZIP code 58368	16 mi	Rugby, ND
ZIP code 58313	21 mi	Balta, ND
ZIP code 58353	21 mi	Mylo, ND
ZIP code 58332	21 mi	Esmond, ND
ZIP code 58310	21 mi	Agate, ND

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 58343, plotted from its record coordinates.

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

Scope ZIP code 58343. 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.