Dubois, ID ZIP Code

ZIP code, county, time zone and coordinates of Dubois, Idaho

The ZIP code of Dubois, ID is 83423. It is in Clark County.

Mailing address format for Dubois

John Smith
123 Main St
DUBOIS ID 83423
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

ZIP code	Population	Area
83423	—	549.9 sq mi	Main

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

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What is the ZIP code for Dubois, ID?

The main ZIP code for Dubois, ID is 83423.

How many ZIP codes does Dubois have?

Dubois has 1 ZIP code.

What county is Dubois, ID in?

Dubois is in Clark County, Idaho.

What time zone is Dubois in?

Dubois is in the America/Boise time zone (MST, UTC-07:00 right now).

What are the coordinates of Dubois?

Latitude 44.17116, longitude -112.22828.

Last updated: November 14, 2026