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  2. What is the zip code of Calumet, IA, 51009

Calumet (IA) Zip Code is 51009 Latest Details Sep, 2025

Updated: 28-09-2025

Calumet (IA) zip Code is 51009, Postal Code details. Calumet is located in state IA, United States.

Find Zip Code 51009 Details

ZIP code 51009 is located in Calumet IA in the United States.

Postal Code United States Zip Code 51009 Latest update Calumet, IA
Zip Code / Postal Code 51009

City

Calumet

State Code

IA

County

Obrien, United States

Postal Locations

Calumet, IA - Zip Code is - 51009

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 51009 is an essential part of the postal system in Calumet, IA. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Calumet has a lot to offer.

FAQ about Zip Code 51009, Calumet, (IA)

What is Zip code Calumet?

Calumet Zip Code: 51009, used by the Calumet Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Obrien, IA. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Calumet?

Calumet Postal Code is: 51009

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