In which county is ZIP code 59643 located?

ZIP 59643 is listed under Broadwater, MT.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 59643: Toston, MT

ZIP: 59643

County: Broadwater

Coordinates: 46.17090, -111.58990

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Explore detailed information for ZIP code 59643 in Toston, MT. We include verified county details for Broadwater plus key geographic references used for mapping and logistics.

Primary City	Toston
ZIP Code	59643
County	Broadwater
State	MT
Latitude / Longitude	46.17090, -111.58990
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 59643 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 59643 is commonly represented around 46.17090, -111.58990. These coordinates help identify the general area within Broadwater, MT.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 59643 for mail delivery and general location reference in Broadwater, MT.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Toston within MT.

Frequently Asked Questions

What is the primary city for ZIP code 59643?

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

In which county is 59643 located?

ZIP code 59643 is situated within Broadwater, MT.

What are the coordinates for 59643?

The approximate center point is 46.17090 (Latitude) and -111.58990 (Longitude).

Is ZIP code 59643 active?

This page lists ZIP 59643 as Listed based on the latest refresh date shown above.

Does ZIP 59643 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