When it comes to using filthy language, which state do you think is the worst?

New York?  Texas?  California?

A company called The Marchex Institute recently commissioned a study to determine the rudest state and the most polite state.

To do that, they spent the better part of a year going over customer service calls from all 50 states - and you might be surprised to learn who's number one at swearing.

ABC News has more on the findings.