First Commercial Telephone Service

Date: June 20, 1877 • Location: Ancaster, Canada

Alexander Graham Bell installs the world's first commercial telephone service in Hamilton, Ontario, Canada.

Alexander Graham Bell was a Scottish-born Canadian-American inventor, scientist, and engineer who is credited with patenting the first practical telephone. He also co-founded the American Telephone and Telegraph Company (AT&T) in 1885.

This milestone marked a defining occurrence in Canada's and world history, leaving an indelible imprint on societal development, international relations, and cultural memory. Its enduring ramifications continue to be examined and commemorated by historians and scholars across the globe.