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The first telephone directory, printed in New Haven, Connecticut, United States, in November 1878 Telephone directories are a type of city directory . Books listing the inhabitants of an entire city were widely published starting in the 18th century, before the invention of the telephone.
As phone lines became more popular—between 1942 and 1962, the number of phones in the U.S. grew 230% to 76 million—telephone companies realized they would run out of phone numbers.
The telephone played a major communications role in American history from the 1876 publication of its first patent by Alexander Graham Bell onward. In the 20th century the American Telephone and Telegraph Company (AT&T) dominated the telecommunication market as the at times largest company in the world, until it was broken up and replaced by a ...
Alexander Graham Bell was awarded the first U.S. patent for the invention of the telephone in 1876. Elisha Gray, 1876, designed a telephone using a water microphone in Highland Park, Illinois. Tivadar Puskás proposed the telephone switchboard exchange in 1876. Thomas Edison invented the carbon microphone which produced a strong telephone ...
George Willard Coy (November 13, 1836 – January 15 or 23, 1915) was an American mechanic, inventor and entrepreneur. He ran the first commercial telephone exchange in 1878 and was involved in the production of the first telephone directory.
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917.
Nutt was hired by Alexander Graham Bell, who is credited with inventing the first practical telephone; apparently she changed jobs from a local telegraph office. She was paid a salary of $10 per month for a 54-hour week. Reportedly, she could remember every number in the telephone directory of the New England Telephone Company.
The First Telephone Exchange was a historic site located in New Haven, Connecticut, notable for being the site of the world's first commercial telephone exchange. The exchange was established by George W. Coy, proprietor of the District Telephone Company of New Haven, in 1878. Coy had built the world's first commercial telephone switchboard ...