ZIP Code 55603

55603 is one of Minnesota's ZIP codes, delivering to addresses in Finland, Lake County.

City: Finland
County: Lake County
State: Minnesota
Prefix: 556xx

Where this code sits

55603 is part of the 556xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Finland.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 55603 delivers to without sharing its boundary.

218 Area code 218

ZIP codes nearest 55603

The ZIP codes whose reference points sit closest to 55603.
ZIP code	Distance	Delivers to
ZIP code 55614	4.3 mi	Silver Bay, MN
ZIP code 55601	13 mi	Beaver Bay, MN
ZIP code 55613	15 mi	Schroeder, MN
ZIP code 55615	20 mi	Tofte, MN
ZIP code 55607	21 mi	Isabella, MN
ZIP code 55602	31 mi	Brimson, MN
ZIP code 55612	32 mi	Lutsen, MN
ZIP code 55616	34 mi	Two Harbors, 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 55603, plotted from its record coordinates.

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

Scope ZIP code 55603. 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.