In which county is ZIP code 50401 located?

ZIP 50401 is listed under Cerro Gordo, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 50401: Mason City, IA

ZIP: 50401

County: Cerro Gordo

Coordinates: 43.14990, -93.19540

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 50401, serving Mason City in IA. It lies in Cerro Gordo and supports delivery, planning, and address verification.

Primary City	Mason City
ZIP Code	50401
County	Cerro Gordo
State	IA
Latitude / Longitude	43.14990, -93.19540
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 50401 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 50401 is approximately 43.14990 (latitude) and -93.19540 (longitude). This location sits within Cerro Gordo, contributing to regional planning across IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 50401 for mail delivery and general location reference in Cerro Gordo, IA.

This ZIP may extend beyond the city core into nearby communities within Cerro Gordo.

Related ZIP Codes (Nearby)

Explore other postal codes near Mason City within IA.

Frequently Asked Questions

What is the primary city for ZIP code 50401?

The primary city for this ZIP code is Mason City, located in IA.

In which county is 50401 located?

ZIP code 50401 is situated within Cerro Gordo, IA.

What are the coordinates for 50401?

The approximate center point is 43.14990 (Latitude) and -93.19540 (Longitude).

Is ZIP code 50401 active?

This page lists ZIP 50401 as Listed based on the latest refresh date shown above.

Does ZIP 50401 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