ZIP Code 55810

55810 is one of Minnesota's ZIP codes, delivering to addresses in Duluth, St. Louis County.

City: Duluth
County: St. Louis County
State: Minnesota
Prefix: 558xx

Where this code sits

55810 is part of the 558xx range, the group of codes handled by one mail processing centre. Duluth is served by 14 ZIP codes in total; the full list, with the county each falls in, is on the Duluth page.

Duluth Minnesota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 55810 delivers to without sharing its boundary.

218 Area code 218

ZIP codes nearest 55810

The ZIP codes whose reference points sit closest to 55810.
ZIP code	Distance	Delivers to
ZIP code 55807	4.8 mi	Duluth, MN
ZIP code 55811	4.9 mi	Duluth, MN
ZIP code 55733	5.4 mi	Esko, MN
ZIP code 55808	5.9 mi	Duluth, MN
ZIP code 55806	6.6 mi	Duluth, MN
ZIP code 55801	7.7 mi	Duluth, MN
ZIP code 55814	7.7 mi	Duluth, MN
ZIP code 55815	7.7 mi	Duluth, MN

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 55810, plotted from its record coordinates.

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

Scope ZIP code 55810. 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.