In which county is ZIP code 50129 located?

ZIP 50129 is listed under Greene, IA.

When was this page updated?

This page was updated on 2026-01-30.

ZIP Code 50129: Jefferson, IA

ZIP: 50129

County: Greene

Coordinates: 42.00930, -94.38880

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Jefferson, IA postal area 50129. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Jefferson
ZIP Code	50129
County	Greene
State	IA
Latitude / Longitude	42.00930, -94.38880
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-30

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 50129 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 50129 are listed as 42.00930 / -94.38880, useful for GPS and service checks in and around Jefferson, IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 50129 for mail delivery and general location reference in Greene, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Jefferson within IA.

Frequently Asked Questions

What is the primary city for ZIP code 50129?

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

In which county is 50129 located?

ZIP code 50129 is situated within Greene, IA.

What are the coordinates for 50129?

The approximate center point is 42.00930 (Latitude) and -94.38880 (Longitude).

Is ZIP code 50129 active?

This page lists ZIP 50129 as Listed based on the latest refresh date shown above.

Does ZIP 50129 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: 2026-01-30