Lamar Advertising is a leading outdoor advertising company in the United States, specializing in billboards and other outdoor media. Founded in 1902, it operates over 300,000 advertising displays across the country, including digital billboards, posters, and transit advertising. The company focuses on providing effective advertising solutions for businesses of all sizes. With its headquarters in Baton Rouge, Louisiana, Lamar Advertising serves a diverse range of clients, from local businesses to national brands. The company emphasizes innovation and technology, offering digital advertising options that allow for real-time updates and targeted campaigns, enhancing the effectiveness of outdoor advertising.