ZIP Code 59258

59258 is one of Montana's ZIP codes, delivering to addresses in Reserve, Sheridan County.

City: Reserve
County: Sheridan County
State: Montana
Prefix: 592xx

Where this code sits

59258 is part of the 592xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Reserve.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 59258 delivers to without sharing its boundary.

406 Area code 406

ZIP codes nearest 59258

The ZIP codes whose reference points sit closest to 59258.
ZIP code	Distance	Delivers to
ZIP code 59211	11 mi	Antelope, MT
ZIP code 59247	11 mi	Medicine Lake, MT
ZIP code 59254	13 mi	Plentywood, MT
ZIP code 59242	14 mi	Homestead, MT
ZIP code 59257	17 mi	Redstone, MT
ZIP code 59219	18 mi	Dagmar, MT
ZIP code 59226	19 mi	Froid, MT
ZIP code 59256	20 mi	Raymond, 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 59258, plotted from its record coordinates.

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

Scope ZIP code 59258. 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.