In which county is ZIP code 50057 located?

ZIP 50057 is listed under Marion, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 50057: Columbia, IA

ZIP: 50057

County: Marion

Coordinates: 41.18380, -93.15820

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 50057, serving Columbia in IA. It lies in Marion and supports delivery, planning, and address verification.

Primary City	Columbia
ZIP Code	50057
County	Marion
State	IA
Latitude / Longitude	41.18380, -93.15820
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 50057 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 50057 is approximately 41.18380 (latitude) and -93.15820 (longitude). This location sits within Marion, contributing to regional planning across IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 50057 for mail delivery and general location reference in Marion, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Columbia within IA.

Frequently Asked Questions

What is the primary city for ZIP code 50057?

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

In which county is 50057 located?

ZIP code 50057 is situated within Marion, IA.

What are the coordinates for 50057?

The approximate center point is 41.18380 (Latitude) and -93.15820 (Longitude).

Is ZIP code 50057 active?

This page lists ZIP 50057 as Listed based on the latest refresh date shown above.

Does ZIP 50057 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