Vertical Systems Group’s 2020 U.S. Fiber Lit Buildings LEADERBOARD results are as follows (in rank order by number of on-net fiber lit buildings): AT&T, Verizon, Spectrum Enterprise, Lumen, Comcast, Cox, Crown Castle Fiber, Atlantic Broadband, Frontier, Zayo and Altice USA. These eleven retail and wholesale fiber providers qualify for this benchmark with 15,000 or more on-net U.S. fiber … Continue reading VSG LEADERBOARD : AT&T #1 in Fiber Lit Buildings- Year end 2020