ZIP code · Red Oak · Iowa · United States

ZIP code 51566 — Red Oak

Name: Red Oak (51566)
Address: Iowa, 51566, US

ZIP code 51566 serves Red Oak, Iowa.

Postal code: 51566
Single source Value from one source, not cross-checked.
City: Red Oak
County: Montgomery
State: Iowa
Country: United States
Coordinates: 41.0079, -95.2269 — precision precise (locality)
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Nearby localities

51591Red Oak

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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