American Telephone and Telegraph Company

Events

1

Episodes

2

Years

1885–1899

Every event in Historedia whose sources name American Telephone and Telegraph Company, with the role they cite and all of that event’s episodes. This is not a biography, and mentions are grouped by name, so two people with the same name can share this page.

Events and episodes

1. AT&T incorporated as a subsidiary of American Bell Telephone

   1885–1899

   Role: Subsidiary

   1. 1March 3, 1885 (disputed as March 5) · New York StateIncorporation in New York

      AT&T was incorporated in New York State on March 3, 1885, as a subsidiary of American Bell Telephone to handle long-distance operations.

   2. 2December 30, 1899 · Massachusetts/New YorkAsset Transfer to AT&T

      American Bell transferred its assets to AT&T on December 30, 1899, making AT&T the head of the Bell System.

Sources

1. Bell Telephone Company Wikipedia, revision of 2026-08-14
2. AT&T Wikipedia, revision of 2026-10-03