ZIP Code 59418

59418 is one of Montana's ZIP codes, delivering to addresses in Buffalo, Fergus County.

City: Buffalo
County: Fergus County
State: Montana
Prefix: 594xx

Where this code sits

59418 is part of the 594xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Buffalo.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 59418 delivers to without sharing its boundary.

406 Area code 406

ZIP codes nearest 59418

The ZIP codes whose reference points sit closest to 59418.
ZIP code	Distance	Delivers to
ZIP code 59452	12 mi	Hobson, MT
ZIP code 59464	12 mi	Moore, MT
ZIP code 59453	13 mi	Judith Gap, MT
ZIP code 59462	19 mi	Moccasin, MT
ZIP code 59457	25 mi	Lewistown, MT
ZIP code 59036	26 mi	Harlowton, MT
ZIP code 59479	29 mi	Stanford, MT
ZIP code 59085	30 mi	Two Dot, 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 59418, plotted from its record coordinates.

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

Scope ZIP code 59418. 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.