ZIP Code 55751

55751 is one of Minnesota's ZIP codes, delivering to addresses in Iron, St. Louis County.

City: Iron
County: St. Louis County
State: Minnesota
Prefix: 557xx

Where this code sits

55751 is part of the 557xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Iron.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 55751 delivers to without sharing its boundary.

218 Area code 218

ZIP codes nearest 55751

The ZIP codes whose reference points sit closest to 55751.
ZIP code	Distance	Delivers to
ZIP code 55734	5.1 mi	Eveleth, MN
ZIP code 55768	7.0 mi	Mountain Iron, MN
ZIP code 55777	8.6 mi	Virginia, MN
ZIP code 55713	8.8 mi	Buhl, MN
ZIP code 55758	9.0 mi	Kinney, MN
ZIP code 55792	9.7 mi	Virginia, MN
ZIP code 55738	9.9 mi	Forbes, MN
ZIP code 55741	12 mi	Gilbert, 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 55751, plotted from its record coordinates.

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

Scope ZIP code 55751. 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.