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Oi Fixo (landline service, formerly Telefone Telemar) Oi Móvel (mobile service, cornerstone of the Oi brand) Oi Velox (ADSL, 3G formerly Velox) Oi Internet (ISP) 31 (long-distance and international calling) Oi Wi-Fi (Wi-Fi access, at home or via hotspots) Oi TV (DTH pay TV) Oi Voip (Voice over IP) In 2010, Portugal Telecom acquired 22.4% of Oi ...
14 Oi (formerly Brasil Telecom) 15 Vivo; 21 Claro (formerly Embratel) 23 Intelig Telecom; 25 GVT; 31 Oi (formerly Telemar) 41 TIM; 43 Sercomtel; 65 CGB Voip Informática e Comunicação; Area codes in Brazil are popularly known as "DDD codes" (códigos DDD) or simply "DDD", from the initials of "direct distance dialing" (discagem direta à ...
For example, to call the number 2222-2222 in Fortaleza (area code 85) using Oi (selection code 31) as the chosen carrier, one would dial 0 31 85 2222 2222.
On 8 August 2012, TIM Brasil became involved in a scandal, due to a report release by the Brazilian National Telecommunications Agency (Anatel). [7] The report pointed out that on TIM's prepaid voice plan (24.7% market share), called "Infinity" (in which the user pays roughly US$0.12 for each unlimited time call), calls were intentionally dropped by the company which forced customers to make ...
On 20 April 2022, Oi’s mobile network operations were sold to the country's three largest carriers, Vivo, Claro and TIM. [36] Over the following twelve months, customers were migrated to one of the other three carriers based on their area codes.
Telesp Celular ; Global Telecom (Paraná, Santa Catarina) Norte Brasil Telecom (a.k.a. NBT) (Amazonas, Roraima, Pará, Amapá, Maranhão) Acquired by the joint venture. TCO Celular (Goiás, the Federal District, Acre, Tocantins, Mato Grosso, Mato Grosso do Sul) Telemig Celular (Minas Gerais) New operations in the Northeast region