In which county is ZIP code 59721 located?

ZIP 59721 is listed under Jefferson, MT.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 59721: Cardwell, MT

ZIP: 59721

County: Jefferson

Coordinates: 45.89410, -111.78090

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Get a reliable snapshot of the Cardwell, MT postal area 59721. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Cardwell
ZIP Code	59721
County	Jefferson
State	MT
Latitude / Longitude	45.89410, -111.78090
ZIP Type	Standard
Time Zone	Mountain Time (MT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 59721 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 59721 is commonly represented around 45.89410, -111.78090. These coordinates help identify the general area within Jefferson, MT.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 59721 for mail delivery and general location reference in Jefferson, MT.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Cardwell within MT.

Frequently Asked Questions

What is the primary city for ZIP code 59721?

The primary city for this ZIP code is Cardwell, located in MT.

In which county is 59721 located?

ZIP code 59721 is situated within Jefferson, MT.

What are the coordinates for 59721?

The approximate center point is 45.89410 (Latitude) and -111.78090 (Longitude).

Is ZIP code 59721 active?

This page lists ZIP 59721 as Listed based on the latest refresh date shown above.

Does ZIP 59721 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