On This Day in Telephone History March 2ND 1964 General Electric Company's “Switched Service" private line network linking 100,000 telephones throughout the country was placed in service. The General Electric Company was the first major customer network to use the Bell System's new Common Control Switching Arrangement (CCSA).

On This Day in Telephone History March 2ND 1964

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On This Day in Telephone History March 2ND 1964 General Electric Company’s “Switched Service” private line network linking 100,000 telephones throughout the country was placed in service. The General Electric Company was the first major customer network to use the Bell System’s new Common Control Switching Arrangement (CCSA).

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