ZIP Code 89831

89831 is one of Nevada's ZIP codes, delivering to addresses in Mountain City, Elko County.

City: Mountain City
County: Elko County
State: Nevada
Prefix: 898xx

Where this code sits

89831 is part of the 898xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mountain City.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 89831 delivers to without sharing its boundary.

775 Area code 775

ZIP codes nearest 89831

The ZIP codes whose reference points sit closest to 89831.
ZIP code	Distance	Delivers to
ZIP code 89832	10 mi	Owyhee, NV
ZIP code 89826	30 mi	Jarbidge, NV
ZIP code 89834	39 mi	Tuscarora, NV
ZIP code 83604	54 mi	Bruneau, ID
ZIP code 89825	64 mi	Jackpot, NV
ZIP code 89823	64 mi	Deeth, NV
ZIP code 89801	68 mi	Elko, NV
ZIP code 89802	70 mi	Elko, NV

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 89831, plotted from its record coordinates.

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

Scope ZIP code 89831. 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.