I shipped a package to 10024, why was it delivered in mailbox at 10199?

A few days ago I mailed a package from the post office. It's addressed to a residential address w/ zip code 10024. But when I check the tracking 2-3 days later, it shows it was delivered in Mailbox at zip code 10199?? (delivered at the end of the chain, not in process) I have the receipt that shows I did have... show more A few days ago I mailed a package from the post office. It's addressed to a residential address w/ zip code 10024. But when I check the tracking 2-3 days later, it shows it was delivered in Mailbox at zip code 10199?? (delivered at the end of the chain, not in process)

I have the receipt that shows I did have the correct zipcode on the package 10024. What's going on?
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