Signal Outdoor Advertising, 1835 NW 112th Ave, Ste 161, Miami, FL 33172, US

Clear Channel is the oldest billboard advertising company in the world with more than 800,000 out-of-home-displays. The company impacts customers through a variety of outdoor advertising products designed to create visual awareness. Its products include bulletins, posters, Times Square spectaculars, street furniture, airport displays, mall displays, taxi advertising, mass transit displays and mobile ads. The company is comprised of several divisions, including Clear Channel imaging, malls, airports, Adshel, Clear Channel Spectacolor and Clear Channel Taxi Media. Clear Channel is located in several markets in the United States, including Doral, Fla. Clear Channel Outdoor began doing business as Foster & Kleiser Outdoor Advertising in 1901.

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