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Toll free numbers were developed in the 60s - https://en.wikipedia.org/wiki/Wide_Area_Telephone_Service https://en.wikipedia.org/wiki/Wide_Area_Telephone_Servic
by riffic 9y ago
Toll free numbers were developed in the 60s - https://en.wikipedia.org/wiki/Wide_Area_Telephone_Service https://en.wikipedia.org/wiki/Wide_Area_Telephone_Service