Clear Channel Outdoor Holdings Inc is a provider of out-of-home advertising solutions. The company offers advertisers an opportunity to reach mass audiences across various high-traffic public spaces, by using its diverse portfolio of assets including roadside billboards, street furniture, and airport displays. Its reportable segments are; America (U.S. operations excluding airports), Airports (U.S. and Caribbean airport operations), and Other. A majority of its revenue is generated from the America segment which generates revenue from the sale of advertising on printed and digital out-of-home advertising displays such as bulletins, posters, street furniture, and others. Geographically, the company generates maximum revenue from the United States followed by Singapore.