Is Crown Castle Down?

Crown Castle International Corporation is a real estate investment trust and provider of shared communications infrastructure in the United States. The Company's segments include U.S. Wireless, Wire-line and Other. The Company owns and operates wireless communication towers in various metropolitan statistical areas throughout the country, including over 40,000 cell towers with antenna farms and approximately 80,000 route miles of fiber supporting small cells and fiber solutions. Crown Castle provides a range of services to approximately 500 wireless carriers, cable companies and internet service providers across the United States.