ZIP Code 83221

83221 is one of Idaho's ZIP codes, delivering to addresses in Blackfoot, Bingham County.

City: Blackfoot
County: Bingham County
State: Idaho
Prefix: 832xx

Where this code sits

83221 is part of the 832xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Blackfoot.

Blackfoot Idaho ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 83221 delivers to without sharing its boundary.

ZIP codes nearest 83221

The ZIP codes whose reference points sit closest to 83221.
ZIP code	Distance	Delivers to
ZIP code 83256	4.5 mi	Moreland, ID
ZIP code 83203	12 mi	Fort Hall, ID
ZIP code 83236	13 mi	Firth, ID
ZIP code 83218	13 mi	Basalt, ID
ZIP code 83262	14 mi	Pingree, ID
ZIP code 83277	18 mi	Springfield, ID
ZIP code 83274	18 mi	Shelley, ID
ZIP code 83202	19 mi	Pocatello, 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 83221, plotted from its record coordinates.

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

Scope ZIP code 83221. 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.