In which county is ZIP code 55803 located?

ZIP 55803 is listed under St. Louis, MN.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 55803: Duluth, MN

ZIP: 55803

County: St. Louis

Coordinates: 46.87490, -92.09410

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 55803, serving Duluth in MN. It lies in St. Louis and supports delivery, planning, and address verification.

Primary City	Duluth
ZIP Code	55803
County	St. Louis
State	MN
Latitude / Longitude	46.87490, -92.09410
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 55803 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 55803 are listed as 46.87490 / -92.09410, useful for GPS and service checks in and around Duluth, MN.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 55803 for mail delivery and general location reference in St. Louis, MN.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Duluth.

Related ZIP Codes (Nearby)

Explore other postal codes near Duluth within MN.

Frequently Asked Questions

What is the primary city for ZIP code 55803?

The primary city for this ZIP code is Duluth, located in MN.

In which county is 55803 located?

ZIP code 55803 is situated within St. Louis, MN.

What are the coordinates for 55803?

The approximate center point is 46.87490 (Latitude) and -92.09410 (Longitude).

Is ZIP code 55803 active?

This page lists ZIP 55803 as Listed based on the latest refresh date shown above.

Does ZIP 55803 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08