ZIP code · Castleford · Idaho · United States

ZIP code 83321 — Castleford

Name: Castleford (83321)
Address: Idaho, 83321, US

ZIP code 83321 serves Castleford, Idaho.

Postal code: 83321
Single source Value from one source, not cross-checked.
City: Castleford
County: Twin Falls
State: Idaho
Country: United States
Coordinates: 42.5210, -114.8734 — precision precise (locality)
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Nearby localities

83316Buhl · 12 km
83328Filer · 22 km
83355Wendell · 29 km
83332Hagerman · 33 km
83301Twin Falls · 33 km
83303Twin Falls · 34 km
83338Jerome · 38 km
83302Rogerson · 41 km
83341Kimberly · 42 km
83334Hansen · 47 km

About this page

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. Data generated on 2026-08-21. Methodology · Report an error on this page