Oi owns and operates fixed infrastructure including legacy copper DSL and full-fibre networks (via 27.5% stake in neutral wholesaler V.tal) (Source), (Source).
Brazil
Valid from
Organization: Any kind of organization. The Organization class represents a kind of Agent corresponding to social instititutions such as companies, societies etc.
About
Oi is an ISP and Network Operator that owns and operates fixed infrastructure including legacy copper DSL and full-fibre networks (via 27.5% stake in neutral wholesaler V.tal covering 22M+ homes) while selling broadband, fixed telephony, and corporate IT solutions directly to businesses; founded 1998 as Telemar via merger of 16 state telecoms during privatization, rebranded Oi in 2007, filed bankruptcy 2016 (exited 2022), sold mobile unit to Vivo/TIM/Claro in 2020, sold residential fiber (Oi Fibra) to V.tal (rebranded Nio) in 2025 to focus on B2B (Source), (Source), (Source).
Operator Characteristics
Retail-only ISP?
No
Oi is not retail-only; because Oi builds and operates its own fixed networks in addition to retail sales (Source))
Wholesale-only Network Operator?
No
Oi is not wholesale-only; since Oi sells retail broadband and services directly to business customers via Oi Soluções (Source).
Business-only ISP?
Yes
Oi is business-only; since Oi focuses exclusively on corporate/B2B services post-2025 fiber sale and fixed concession adaptation (Source), (Source).