Richland Center Telephone Company

1918–1925

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Associated Telephone Utilities Company

1925–1935

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General Telephone Corporation

1935–19??

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19??–19??

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19??–19??

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19??–19??

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19??–19??

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19??–19??

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19??–1954

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1954–1959

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General Telephone & Electric Corporation

1959–1971

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GTE Corporation

1971–2000

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In 2000, GTE merged with Bell Atlantic to become Verizon Communications.


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