TLC and the Miss America Organization said Monday that the 35-year-old "Extra" host is in negotiations to serve as master of ceremonies for the live Jan. 24 ceremony in Las Vegas.
He previously hosted the pageant in 2007.
TLC's programming vice president, Brent Zacky, said: "Mario and the Miss America Organization's past relationship has proven beneficial and we look forward to having him in Vegas again this year."