In which county is ZIP code 50255 located?

ZIP 50255 is listed under Keokuk, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 50255: Thornburg, IA

ZIP: 50255

County: Keokuk

Coordinates: 41.45470, -92.33570

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 50255, serving Thornburg in IA. It lies in Keokuk and supports delivery, planning, and address verification.

Primary City	Thornburg
ZIP Code	50255
County	Keokuk
State	IA
Latitude / Longitude	41.45470, -92.33570
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 50255 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 50255 is commonly represented around 41.45470, -92.33570. These coordinates help identify the general area within Keokuk, IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 50255 for mail delivery and general location reference in Keokuk, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Thornburg within IA.

Frequently Asked Questions

What is the primary city for ZIP code 50255?

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

In which county is 50255 located?

ZIP code 50255 is situated within Keokuk, IA.

What are the coordinates for 50255?

The approximate center point is 41.45470 (Latitude) and -92.33570 (Longitude).

Is ZIP code 50255 active?

This page lists ZIP 50255 as Listed based on the latest refresh date shown above.

Does ZIP 50255 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