In which county is ZIP code 55003 located?

ZIP 55003 is listed under Washington, MN.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 55003: Bayport, MN

ZIP: 55003

County: Washington

Coordinates: 45.02140, -92.78440

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 55003, serving Bayport in MN. It lies in Washington and supports delivery, planning, and address verification.

Primary City	Bayport
ZIP Code	55003
County	Washington
State	MN
Latitude / Longitude	45.02140, -92.78440
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 55003 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 55003 is approximately 45.02140 (latitude) and -92.78440 (longitude). This location sits within Washington, contributing to regional planning across MN.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 55003 for mail delivery and general location reference in Washington, MN.

Some addresses near Bayport may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Bayport within MN.

Frequently Asked Questions

What is the primary city for ZIP code 55003?

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

In which county is 55003 located?

ZIP code 55003 is situated within Washington, MN.

What are the coordinates for 55003?

The approximate center point is 45.02140 (Latitude) and -92.78440 (Longitude).

Is ZIP code 55003 active?

This page lists ZIP 55003 as Listed based on the latest refresh date shown above.

Does ZIP 55003 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