ZIP Code 83861

83861 is one of Idaho's ZIP codes, delivering to addresses in Saint Maries, Benewah County.

City: Saint Maries
County: Benewah County
State: Idaho
Prefix: 838xx

Where this code sits

83861 is part of the 838xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Saint Maries.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 83861 delivers to without sharing its boundary.

ZIP codes nearest 83861

The ZIP codes whose reference points sit closest to 83861.
ZIP code	Distance	Delivers to
ZIP code 83842	11 mi	Medimont, ID
ZIP code 83866	12 mi	Santa, ID
ZIP code 83851	14 mi	Plummer, ID
ZIP code 83830	15 mi	Fernwood, ID
ZIP code 83833	16 mi	Harrison, ID
ZIP code 83870	18 mi	Tensed, ID
ZIP code 83876	18 mi	Worley, ID
ZIP code 83810	19 mi	Cataldo, ID

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 83861, plotted from its record coordinates.

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

Scope ZIP code 83861. 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.