American Tower Corporation is an American real estate investment trust which owns, develops and operates wireless and broadcast communications infrastructure in several countries. It is headquartered in Boston, Massachusetts. It is ranked 373th on the Fortune 500 in 2023. As of December 31, 2023, the company owns 224,502 communications sites, including 42,905 sites in the U.S. and Canada, 77,647 sites in Asia-Pacific, 31,241 sites in Europe, 24,229 in Africa, and 48,480 sites in Latin America. Wikipedia