ZIP Code 58323

58323 is one of North Dakota's ZIP codes, delivering to addresses in Calvin, Cavalier County.

City: Calvin
County: Cavalier County
State: North Dakota
Prefix: 583xx

Where this code sits

58323 is part of the 583xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Calvin.

Calvin North Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 58323 delivers to without sharing its boundary.

701 Area code 701

ZIP codes nearest 58323

The ZIP codes whose reference points sit closest to 58323.
ZIP code	Distance	Delivers to
ZIP code 58372	8.4 mi	Sarles, ND
ZIP code 58239	10 mi	Hannah, ND
ZIP code 58352	13 mi	Munich, ND
ZIP code 58365	14 mi	Rocklake, ND
ZIP code 58281	15 mi	Wales, ND
ZIP code 58331	18 mi	Egeland, ND
ZIP code 58311	19 mi	Alsen, ND
ZIP code 58249	24 mi	Langdon, 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 58323, plotted from its record coordinates.

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

Scope ZIP code 58323. 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.