Crown Castle Share: TELECOMMUNICATIONSWIRELESS COMMUNICATIONS Visit Website Request Info 8000 Avalon Blvd., #700 Alpharetta, GA 30009 (770) 375-4964 About Map About We are the nation's largest supplier of shared communications infrastructure with our combined assets of cell towers, small cells networks and fiber lines. What's Nearby? Distance: 5 10 15 20 25 50 mi.