The Bell Telephone Company was the initial corporate entity from which the Bell System originated to build a continental conglomerate and monopoly in...

Bell System was a system of telecommunication companies, led by the Bell Telephone Company and later by the American Telephone and Telegraph Company (AT&T)...

The Pacific Bell Telephone Company (Pac Bell) is a telephone company that provides telephone service in California. The company is owned by AT&T through...

Southwestern Bell Telephone Company, LLC is a wholly owned subsidiary of AT&T. It does business as other d.b.a. names in its operating region, which includes...

"The Bell" or "Bell Telephone". On March 7, 1968, Canadian federal legislation renamed The Bell Telephone Company of Canada, Ltd. to Bell Canada. Bell Canada...

The International Bell Telephone Company (IBTC) of Brussels, Belgium, was created in 1879 by the Bell Telephone Company of Boston, Massachusetts, a precursor...

CenturyLink). Some other companies are holding onto smaller segments of the companies. A "Baby Bell" is a local telephone company in the United States that...

original Bell Telephone Company founded by Alexander Graham Bell in 1877. The American Bell Telephone Company formed the American Telephone and Telegraph...

American Telephone and Telegraph Company (AT&T). In the 1960s, laboratory and company headquarters were moved to Murray Hill, New Jersey. Bell Labs became...

Regional Bell Operating Company owned by Lumen Technologies. It was originally named named Mountain States Telephone and Telegraph Company, later becoming...