In which county is ZIP code 51440 located?

ZIP 51440 is listed under Carroll, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 51440: Dedham, IA

ZIP: 51440

County: Carroll

Coordinates: 41.90550, -94.81490

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Dedham, IA postal area 51440. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Dedham
ZIP Code	51440
County	Carroll
State	IA
Latitude / Longitude	41.90550, -94.81490
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 51440 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 51440 is approximately 41.90550 (latitude) and -94.81490 (longitude). This location sits within Carroll, contributing to regional planning across IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 51440 for mail delivery and general location reference in Carroll, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Dedham within IA.

Frequently Asked Questions

What is the primary city for ZIP code 51440?

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

In which county is 51440 located?

ZIP code 51440 is situated within Carroll, IA.

What are the coordinates for 51440?

The approximate center point is 41.90550 (Latitude) and -94.81490 (Longitude).

Is ZIP code 51440 active?

This page lists ZIP 51440 as Listed based on the latest refresh date shown above.

Does ZIP 51440 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