In which county is ZIP code 52166 located?

ZIP 52166 is listed under Fayette, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 52166: Saint Lucas, IA

ZIP: 52166

County: Fayette

Coordinates: 43.06640, -91.93350

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Saint Lucas, IA postal area 52166. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Saint Lucas
ZIP Code	52166
County	Fayette
State	IA
Latitude / Longitude	43.06640, -91.93350
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 52166 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 52166 are listed as 43.06640 / -91.93350, useful for GPS and service checks in and around Saint Lucas, IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 52166 for mail delivery and general location reference in Fayette, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Saint Lucas within IA.

Frequently Asked Questions

What is the primary city for ZIP code 52166?

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

In which county is 52166 located?

ZIP code 52166 is situated within Fayette, IA.

What are the coordinates for 52166?

The approximate center point is 43.06640 (Latitude) and -91.93350 (Longitude).

Is ZIP code 52166 active?

This page lists ZIP 52166 as Listed based on the latest refresh date shown above.

Does ZIP 52166 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