ZIP Code 59345

59345 is one of Montana's ZIP codes, delivering to addresses in Powderville, Powder River County.

City: Powderville
County: Powder River County
State: Montana
Prefix: 593xx

Where this code sits

59345 is part of the 593xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Powderville.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 59345 delivers to without sharing its boundary.

406 Area code 406

ZIP codes nearest 59345

The ZIP codes whose reference points sit closest to 59345.
ZIP code	Distance	Delivers to
ZIP code 59343	25 mi	Olive, MT
ZIP code 59351	28 mi	Volborg, MT
ZIP code 59324	31 mi	Ekalaka, MT
ZIP code 59332	31 mi	Hammond, MT
ZIP code 59316	34 mi	Boyes, MT
ZIP code 59317	35 mi	Broadus, MT
ZIP code 59336	45 mi	Ismay, MT
ZIP code 59314	47 mi	Biddle, MT

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 59345, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 59345. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.