ZIP Code 83243

83243 is one of Idaho's ZIP codes, delivering to addresses in Holbrook, Oneida County.

City: Holbrook
County: Oneida County
State: Idaho
Prefix: 832xx

Where this code sits

83243 is part of the 832xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Holbrook.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 83243 delivers to without sharing its boundary.

ZIP codes nearest 83243

The ZIP codes whose reference points sit closest to 83243.
ZIP code	Distance	Delivers to
ZIP code 84336	14 mi	Snowville, UT
ZIP code 83252	20 mi	Malad City, ID
ZIP code 83212	24 mi	Arbon, ID
ZIP code 84331	25 mi	Portage, UT
ZIP code 83271	29 mi	Rockland, ID
ZIP code 84316	30 mi	Howell, UT
ZIP code 84330	33 mi	Plymouth, UT
ZIP code 83234	33 mi	Downey, 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 83243, plotted from its record coordinates.

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

Scope ZIP code 83243. 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.