Yahoo! announced the availability of Yahoo! Mobile, an open and highly-personalized mobile starting point to the Internet, on both the mobile Web and as an Apple? iPhone app, allowing consumers to discover, stay connected and stay informed through their mobile devices. Additionally, the company will preview the soon-to-be-launched Yahoo! Messenger app for the iPhone, which will provide iPhone users in the United States with the No. 1 Messenger service in the country1.