On This Day In Telephone History February 21ST, 1878, the District Telephone Company published the first telephone directory in the world with 50 subscribers. Amongst the first stores to sign up for the exchange were the New Haven Flour Co., New Haven Folding Chair Co. and the American Tea Co. Additionally, there were 11 homes, three physicians, two dentists, four meat and fish markets, the police, the Post Office and the Register Publishing Co.

On This Day In Telephone History February 21ST 1878

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On This Day In Telephone History February 21ST, 1878, the District Telephone Company published the First Telephone Directory in the world with 50 subscribers. Amongst the first stores to sign up for the exchange were the New Haven Flour Co., New Haven Folding Chair Co. and the American Tea Co. Additionally, there were 11 homes, three physicians, two dentists, four meat and fish markets, the police, the Post Office and the Register Publishing Co.

The World's First Telephone Directory

First Telephone Book

Text of the World's First Telephone Directory

Text of the World's First Telephone Directory