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Zip Code information for Grafton, Iowa.

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Grafton Zip Codes

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

Primary Zip Codes for Grafton

Zip Code	Primary City	Secondary City
50440	Grafton

Cities sharing Zip Codes with Grafton

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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