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Altafiber

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Altafiber is a regional telecommunications company based in Cincinnati, Ohio. It offers landline telephone, fiber-optic internet (Fioptics), IPTV, and related services through its subsidiaries, including Hawaiian Telcom in Hawaii. The company serves customers in Ohio, Kentucky, Indiana, and Hawaii, and it also provides enterprise IT solutions through other units such as OnX.

History in brief
- The business traces back to 1873 as City and Suburban Telegraph Association, the early beginnings of Cincinnati’s telegraph and telephone network.
- It was part of the Bell System era and later became known as Cincinnati Bell. In 1971 the company adopted the Cincinnati Bell name.
- Over the decades it expanded into internet access and long-distance services. It operated Cincinnati Bell Wireless for several years before selling its wireless business to Verizon in 2014–2015.
- In September 2021, Macquarie Infrastructure and Real Assets acquired Cincinnati Bell. In March 2022, the company began doing business as Altafiber, while the legal name remained Cincinnati Bell Inc.

What Altafiber offers today
- Residential services: Landline telephone, Fioptics fiber internet with speeds up to 2 Gbps, and IPTV in eligible areas.
- Fiber network: Altafiber’s Fioptics network covers a large portion of the Cincinnati area and beyond, with hundreds of thousands of homes connected.
- Business services: Enterprise IT and communications solutions through OnX and related units. Hawaiian Telcom serves the Hawaii market as Altafiber’s Hawaii operation.
- Service area: Primarily the Cincinnati metropolitan area (the “Tri-State” region) and parts of Ohio, Kentucky, and Indiana, plus Hawaii through Hawaiian Telcom.
- Retail and HQ: Altafiber operates retail locations in the Cincinnati area and is headquartered in Downtown Cincinnati.

Overall, Altafiber continues the legacy of Cincinnati Bell by focusing on fiber-based internet, traditional landline service, and business IT solutions, while expanding its fiber footprint and regional presence in the U.S. Hawaii through Hawaiian Telcom remains a key part of its service mix.


This page was last edited on 29 January 2026, at 10:37 (CET).