It was originally owned by Contel, and later purchased by GTE, Verizon, and then sold to Frontier.
[1] As a subsidiary of Contel, it adopted the name Continental Telephone Company of the South.
On October 31, 1993, Contel of the South and Alltel traded service regions.
This left the company, incorporated in Georgia, with operations in Indiana and Michigan.
Contel of the South, along with several other Verizon wireline operating companies, were transferred to a new holding company New Communications ILEC Holdings, which was acquired by Frontier Communications on July 1, 2010.