In which county is ZIP code 51401 located?

ZIP 51401 is listed under Carroll, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 51401: Carroll, IA

ZIP: 51401

County: Carroll

Coordinates: 42.07200, -94.86670

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 51401 in Carroll, IA. We include verified county details for Carroll plus key geographic references used for mapping and logistics.

Primary City	Carroll
ZIP Code	51401
County	Carroll
State	IA
Latitude / Longitude	42.07200, -94.86670
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 51401 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 51401 is approximately 42.07200 (latitude) and -94.86670 (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 51401 for mail delivery and general location reference in Carroll, IA.

Some addresses near Carroll may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Carroll within IA.

Frequently Asked Questions

What is the primary city for ZIP code 51401?

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

In which county is 51401 located?

ZIP code 51401 is situated within Carroll, IA.

What are the coordinates for 51401?

The approximate center point is 42.07200 (Latitude) and -94.86670 (Longitude).

Is ZIP code 51401 active?

This page lists ZIP 51401 as Listed based on the latest refresh date shown above.

Does ZIP 51401 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