ZIP Code 59240

59240 is one of Montana's ZIP codes, delivering to addresses in Glentana, Valley County.

City: Glentana
County: Valley County
State: Montana
Prefix: 592xx

Where this code sits

59240 is part of the 592xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Glentana.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 59240 delivers to without sharing its boundary.

406 Area code 406

ZIP codes nearest 59240

The ZIP codes whose reference points sit closest to 59240.
ZIP code	Distance	Delivers to
ZIP code 59250	5.5 mi	Opheim, MT
ZIP code 59260	15 mi	Richland, MT
ZIP code 59244	18 mi	Larslan, MT
ZIP code 59253	21 mi	Peerless, MT
ZIP code 59231	34 mi	Saint Marie, MT
ZIP code 59225	39 mi	Frazer, MT
ZIP code 59273	46 mi	Vandalia, MT
ZIP code 59230	48 mi	Glasgow, 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 59240, plotted from its record coordinates.

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

Scope ZIP code 59240. 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.