In which county is ZIP code 51565 located?

ZIP 51565 is listed under Shelby, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 51565: Portsmouth, IA

ZIP: 51565

County: Shelby

Coordinates: 41.64840, -95.51080

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 51565 in Portsmouth, IA. We include verified county details for Shelby plus key geographic references used for mapping and logistics.

Primary City	Portsmouth
ZIP Code	51565
County	Shelby
State	IA
Latitude / Longitude	41.64840, -95.51080
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 51565 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 51565 is commonly represented around 41.64840, -95.51080. These coordinates help identify the general area within Shelby, IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 51565 for mail delivery and general location reference in Shelby, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Portsmouth within IA.

Frequently Asked Questions

What is the primary city for ZIP code 51565?

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

In which county is 51565 located?

ZIP code 51565 is situated within Shelby, IA.

What are the coordinates for 51565?

The approximate center point is 41.64840 (Latitude) and -95.51080 (Longitude).

Is ZIP code 51565 active?

This page lists ZIP 51565 as Listed based on the latest refresh date shown above.

Does ZIP 51565 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