In which county is ZIP code 50666 located?

ZIP 50666 is listed under Bremer, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 50666: Plainfield, IA

ZIP: 50666

County: Bremer

Coordinates: 42.85030, -92.51160

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Plainfield, IA postal area 50666. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Plainfield
ZIP Code	50666
County	Bremer
State	IA
Latitude / Longitude	42.85030, -92.51160
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 50666 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 50666 is commonly represented around 42.85030, -92.51160. These coordinates help identify the general area within Bremer, IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 50666 for mail delivery and general location reference in Bremer, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Plainfield within IA.

Frequently Asked Questions

What is the primary city for ZIP code 50666?

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

In which county is 50666 located?

ZIP code 50666 is situated within Bremer, IA.

What are the coordinates for 50666?

The approximate center point is 42.85030 (Latitude) and -92.51160 (Longitude).

Is ZIP code 50666 active?

This page lists ZIP 50666 as Listed based on the latest refresh date shown above.

Does ZIP 50666 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