Facebook makes announcement at its headquarters on Wednesday . Facebook Places is available immediately in the United States through the latest version of Facebook 's iPhone app and , for other advanced mobile phones , through the company 's site for advanced mobile devices , executives announced at Facebook 's headquarters in Palo Alto , California . The company said it would be making a number of changes to the way it handles user data and that users will have more control over how their information is used. Foursquare , Gowalla and other services to enhance their integration with Facebook . Feature available immediately in the United States ; more countries to come .
Facebook makes announcement at its headquarters on Wednesday . The company said it would be making a number of changes to the way it handles user data and that users will have more control over how their information is used. Foursquare , Gowalla and other services to enhance their integration with Facebook . Feature available immediately in the United States ; more countries to come .