ZIP Code 59111

59111 is one of Montana's ZIP codes, delivering to addresses in Billings, Yellowstone County.

City: Billings
County: Yellowstone County
State: Montana
Prefix: 591xx

Where this code sits

59111 is part of the 591xx range, the group of codes handled by one mail processing centre. Billings is served by 14 ZIP codes in total; the full list, with the county each falls in, is on the Billings page.

Billings Montana ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 59111 delivers to without sharing its boundary.

406 Area code 406

ZIP codes nearest 59111

The ZIP codes whose reference points sit closest to 59111.
ZIP code	Distance	Delivers to
ZIP code 59103	0.0 mi	Billings, MT
ZIP code 59104	0.0 mi	Billings, MT
ZIP code 59108	0.0 mi	Billings, MT
ZIP code 59112	0.0 mi	Billings, MT
ZIP code 59114	0.0 mi	Billings, MT
ZIP code 59115	0.0 mi	Billings, MT
ZIP code 59116	0.0 mi	Billings, MT
ZIP code 59117	0.0 mi	Billings, 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 59111, plotted from its record coordinates.

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

Scope ZIP code 59111. 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.