City · Idaho · United States

Caldwell, ID — ZIP codes

3 ZIP codes · Canyon County

City: Caldwell
County: Canyon
State: Idaho
Country: United States
Postal codes: 836058360683607
Single source
Coordinates: 43.6627, -116.7000 View on OpenStreetMap

ZIP codes (3)

Postal code	Place name	Verification
83605	Caldwell	Single source
83606	Caldwell	Single source
83607	Caldwell	Single source

Sources and verification

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Last generated : 2026-08-21. Report an error.