Houston is No. 4 on a new list that ranks the "Top Cheating Cities" in the country.

The list was put together by website AshelyMadison.com, a website for those looking to cheat.

The study breaks down areas by zip code.

Zip code 77002 came in at the No.1 spot with 3.58 percent membership. Right behind that is 77077 with 2.86 percent. And zip code 77070 came in at 2.21 percent.