ZIP Code 83645

83645 is one of Idaho's ZIP codes, delivering to addresses in Midvale, Washington County.

City: Midvale
County: Washington County
State: Idaho
Prefix: 836xx

Where this code sits

83645 is part of the 836xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Midvale.

Midvale Idaho ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 83645 delivers to without sharing its boundary.

ZIP codes nearest 83645

The ZIP codes whose reference points sit closest to 83645.
ZIP code	Distance	Delivers to
ZIP code 83610	11 mi	Cambridge, ID
ZIP code 83632	15 mi	Indian Valley, ID
ZIP code 83643	18 mi	Mesa, ID
ZIP code 83672	18 mi	Weiser, ID
ZIP code 83657	25 mi	Ola, ID
ZIP code 83612	25 mi	Council, ID
ZIP code 83661	27 mi	Payette, ID
ZIP code 97907	30 mi	Huntington, OR

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 83645, plotted from its record coordinates.

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

Scope ZIP code 83645. 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.