In which county is ZIP code 52742 located?

ZIP 52742 is listed under Clinton County, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 52742: De Witt, IA

ZIP: 52742

County: Clinton County

Coordinates: 41.82670, -90.52370

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 52742, serving De Witt in IA. It lies in Clinton County and supports delivery, planning, and address verification.

Primary City	De Witt
ZIP Code	52742
County	Clinton County
State	IA
Latitude / Longitude	41.82670, -90.52370
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 52742 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 52742 are listed as 41.82670 / -90.52370, useful for GPS and service checks in and around De Witt, IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 52742 for mail delivery and general location reference in Clinton County, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near De Witt within IA.

Frequently Asked Questions

What is the primary city for ZIP code 52742?

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

In which county is 52742 located?

ZIP code 52742 is situated within Clinton County, IA.

What are the coordinates for 52742?

The approximate center point is 41.82670 (Latitude) and -90.52370 (Longitude).

Is ZIP code 52742 active?

This page lists ZIP 52742 as Listed based on the latest refresh date shown above.

Does ZIP 52742 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