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Zip Code information for Janesville, Iowa.

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Janesville Zip Codes

What are the Janesville, Iowa Zip Codes for 2020, 2019

Primary Zip Codes for Janesville

Zip Code	Primary City	Secondary City
50647	Janesville	Finchford

Cities sharing Zip Codes with Janesville

Zip Code	Primary City	Secondary City	More Information
50647	Janesville	Finchford

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Content provided by the US Census bureau for the years 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

The Census Bureau can also provide statisics and demographics for 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 and 2009 on their website