Pronto.com™, an operating business of IAC (NASDAQ: IACI), today announced that it has been named as a "Top Ten Gaining Property" by comScore, Inc. in December 2007 with 37% month-over-month growth. Additionally, Pronto.com was ranked #7 in Compete.com, Inc.'s list of "2007's Fastest Moving Sites", with a growth rate surpassing 2800% in one year and ending December 2007 with 9.7 million monthly unique visitors.