List of Frontier Communications operating companies
Frontier Communications owns local telephone operating companies consisting of companies it has owned under its previous name Citizens Communications Company, companies it acquired from Global Crossing, and companies it acquired from Verizon Communications which are grouped under its subsidiary Frontier Communications ILEC Holdings. The companies operate in largely rural areas.
Listing by state
The following lists breaks down the companies in each state that Frontier provides service to. Each company has been acquired by Citizens Utilities, which later changed its name to Frontier, since the 1980s.Alabama
- Frontier Communications of Alabama
- Frontier Communications of Lamar County
- Frontier Communications of the South
Arizona
- Citizens Telecommunications Company of the White Mountains
- Citizens [Utilities Rural Company]
- Frontier Communications of the Southwest
- Navajo Communications Company
California
- Citizens Telecommunications Company of California Inc.
- Frontier California Inc.
- Frontier Communications of the Southwest
Connecticut
Florida
Georgia
Illinois
- Citizens Telecommunications Company of Illinois
- Frontier Communications - Midland
- Frontier Communications - Prairie
- Frontier Communications - Schuyler
- Frontier Communications of DePue
- Frontier Communications of Illinois
- Frontier Communications of Lakeside
- Frontier Communications of Mt. Pulaski
- Frontier Communications of Orion
- Frontier Communications of the Carolinas
- Frontier North
Indiana
- Frontier Communications of Indiana
- Frontier Communications of Thorntown
- Frontier Midstates
- Frontier North
Iowa
Michigan
Minnesota
Mississippi
Nebraska
Nevada
New Mexico
New York
- Citizens Telecommunications Company of New York
- Frontier Communications of AuSable Valley
- Frontier Communications of Seneca-Gorham
- Frontier Communications of Sylvan Lake
- Frontier Telephone of Rochester
- Ogden Telephone
North Carolina
Ohio
Pennsylvania
- Commonwealth Telephone
- Frontier Communications of Breezewood
- Frontier Communications of Canton
- Frontier Communications of Lakewood
- Frontier Communications of Oswayo River
- Frontier Communications of Pennsylvania
South Carolina
Tennessee
- Citizens Telecommunications Company of Tennessee
- Citizens Telecommunications Company of the Volunteer State