In which county is ZIP code 50579 located?

ZIP 50579 is listed under Calhoun, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 50579: Rockwell City, IA

ZIP: 50579

County: Calhoun

Coordinates: 42.39610, -94.62920

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 50579, serving Rockwell City in IA. It lies in Calhoun and supports delivery, planning, and address verification.

Primary City	Rockwell City
ZIP Code	50579
County	Calhoun
State	IA
Latitude / Longitude	42.39610, -94.62920
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 50579 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 50579 is approximately 42.39610 (latitude) and -94.62920 (longitude). This location sits within Calhoun, contributing to regional planning across IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 50579 for mail delivery and general location reference in Calhoun, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Rockwell City within IA.

Frequently Asked Questions

What is the primary city for ZIP code 50579?

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

In which county is 50579 located?

ZIP code 50579 is situated within Calhoun, IA.

What are the coordinates for 50579?

The approximate center point is 42.39610 (Latitude) and -94.62920 (Longitude).

Is ZIP code 50579 active?

This page lists ZIP 50579 as Listed based on the latest refresh date shown above.

Does ZIP 50579 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