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Bell Telephone / AT&T

Organized by Alexander Graham Bell's father-in-law Gardiner Greene Hubbard on the strength of Bell's telephone patent.

Founded1877
HeadquartersBoston, MA
IndustryTelecommunications
att.com
Alexander Graham Bell opening the first transcontinental telephone line, January 25, 1915

Alexander Graham Bell opening the first transcontinental telephone line, January 25, 1915 · Public domain · Wikimedia Commons

Overview

It evolved into American Bell and then AT&T, becoming the “Ma Bell” telecommunications monopoly for over a century.

Founders
Gardiner Greene Hubbard and Alexander Graham Bell

Organized July 9, 1877

Landmark Achievements
  • Commercialized the telephone, opening the first commercial exchange in New Haven, Connecticut, in 1878.
  • Built the first transcontinental telephone network; AT&T's Bell Labs later produced the transistor (1947), the laser, Unix, and multiple Nobel Prizes.
  • Became the largest telecommunications company in the world before its 1984 antitrust breakup into the “Baby Bells.”

Bell Telephone / AT&T's place in the story

Continue through the chronicle — the builders of American technology, in founding order.

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