The Bell System was the system of companies, led by the Bell Telephone Company and later by AT&T, which provided telephone services to much of the United States and Canada from 1877 to 1984, at various times as a monopoly.

We have 4 objects that AT&T has been involved with.

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<ref name=CH>{{cite web |url=https://collection.cooperhewitt.org/people/18041539/ |title=AT&T |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=21 May 2019 |publisher=Smithsonian Institution}}</ref>