Mason City, Iowa Zip code
Mason City, Iowa has 2 Zip codes. The Zip codes are 50401 and 50402..
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- For more information about Iowa (U.S. state) see Iowa on Wikipedia
"The Zip code (Post Code) for Mason City, Iowa, USA: 50401 and 50402" is tagged with:
USPS Zip code
Iowa(U.S. state)
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