ZIP Code 55903

55903 is one of Minnesota's ZIP codes, delivering to addresses in Rochester, Olmsted County.

City: Rochester
County: Olmsted County
State: Minnesota
Prefix: 559xx

Where this code sits

55903 is part of the 559xx range, the group of codes handled by one mail processing centre. Rochester is served by 6 ZIP codes in total; the full list, with the county each falls in, is on the Rochester page.

Rochester Minnesota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 55903 delivers to without sharing its boundary.

ZIP codes nearest 55903

The ZIP codes whose reference points sit closest to 55903.
ZIP code	Distance	Delivers to
ZIP code 55902	2.9 mi	Rochester, MN
ZIP code 55905	4.1 mi	Rochester, MN
ZIP code 55901	4.5 mi	Rochester, MN
ZIP code 55920	5.3 mi	Byron, MN
ZIP code 55904	7.2 mi	Rochester, MN
ZIP code 55976	10 mi	Stewartville, MN
ZIP code 55906	10 mi	Rochester, MN
ZIP code 55944	10 mi	Kasson, 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 55903, plotted from its record coordinates.

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

Scope ZIP code 55903. 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.