Where is Zip Code 50404?

Did you receive a letter mailed from zip code 50404? Do you need to know where zip code 50404 is? We have the answer! Zip Code 50404 is located in:

Mason City - Iowa

Zip Code Lookup
Now you know that the location of zip code 50404 is Mason City - Iowa. To find the location of another zip code, please enter it below and press "Where is Zip?"

Where is Zip Code 50405?
Go here for the next zip code on our list of zip codes.