thumb|Maszt radiowy w Konstantynowie thumb|KVLY/KTHI TV Mast thumb|KXJB-TV mast
Najwyższe maszty Nazwa Wysokość (stopy (foot, ft) – metry [m]) Rok budowy KrajMaszt radiowy w Konstantynowie (1974–1991) 2124 ft 646,38 m 1974 PolskaKVLY/KTHI TV Mast 2063 ft 628,8 m 1963 USA KXJB-TV mast 2060 ft 627,8 m 1998 USA KXTV/KOVR Tower2049 ft 624,5 m 2000 USA KATV Tower 2000 ft 609,6 m 1965 USA WOI-Tower 2000 ft 609,6 m 1972 USADes Moines Hearst-Argyle Television Tower Alleman2000 ft 609,6 m 1974 USA WEAU-Tower 2000 ft 609,6 m 1981 USADiversified Communications Tower 2000 ft 609,6 m 1981 USAAFLAC Tower 2000 ft 609,6 m 1984 USA WBTV-Tower 2000 ft 609,6 m 1984 USA Hearst-Argyle Tower 2000 ft 609,6 m 1985 USA KATV Tower 2000 ft 609,6 m 1965 USA KCAU TV Tower 2000 ft 609,6 m 1965 USA WECT TV6 Tower 2000 ft 609,6 m 1969 USA WOI-Tower 2000 ft 609,6 m 1972 USA Des Moines Hearst-Argyle Television Tower Alleman2000 ft 609,6 m 1974 USA WEAU-Tower 2000 ft 609,6 m 1981 USA Diversified Communications Tower 2000 ft 609,6 m 1981 USA AFLAC Tower 2000 ft 609,6 m 1984 USA WBTV-Tower 2000 ft 609,6 m 1984 USA Hearst-Argyle Tower 2000 ft 609,6 m 1985 USA WTTO Tower 2000 ft 609,6 m 1986 USA WCSC-Tower 2000 ft 609,6 m 1986 USA KTVE-Tower 2000 ft 609,6 m 1987 USA WCTV Tower 2000 ft 609,6 m 1987 USA TV Alabama Tower 2000 ft 609,6 m 1996 USA KDLT Tower 2000 ft