About Oi S.A.
Oi S.A., together with its subsidiaries, provides telecommunication services in Brazil and internationally.
Services Offered
- Integrated voice, broadband, and pay TV services
- Fiber optics, security, and IoT solutions
- Big data, connectivity, and fixed-line services
- Local and long-distance voice transmission
- Wi-Fi Internet and cloud computing IT solutions
Company Background
Formerly known as Brasil Telecom S.A., the company changed its name to Oi S.A. in February 2012. Founded in 1998, Oi S.A. is headquartered in Rio De Janeiro, Brazil.