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Oi launched its mobile network in 2002 in its license states. It was the first network using GSM in Brazil. Oi has the practice of not calling its phones "cell phones", but rather "Ois". In 2007, Oi started selling only unlocked handsets, focusing on SIM card and plan sales.
There is a special exception for foreign visitors who are using international roaming in Brazil. They can use the standard dialing format to call abroad from Brazil (+cc-aa-nnnn-nnnn). As of August 2016, Embratel was the only carrier offering operator-assisted international calls, by dialing 0800-703-2111.
This article contains a list of area codes in Brazil for telephone dialing. The area codes are distributed geographically, citing the main cities in each area. Local phone numbers in Brazil observe an eight-digit pattern (nnnn-nnnn) for landlines and nine digits (nnnnn-nnnn) for mobile phones. Mobile numbers share the same geographic area codes ...
Oi, which was once Brazil's fourth-largest mobile carrier, filed for judicial reorganization in 2016, selling its mobile division (Oi Móvel) in 2020 to a consortium formed by the three largest operators. In 2022, the sale was approved by the regulatory agency Anatel and Oi's 36.5 million mobile customers were transferred to TIM (40%), Claro ...
Brasil Telecom S.A. (Brazilian Portuguese pronunciation: [bɾaˈziw teleˈkõw]; BrT) was a major Brazilian telecommunications company headquartered in the Brazilian capital of Brasilia. The company was one of three landlines and eight mobile telephone companies – and only long-distance service provider – that emerged in Brazil following ...
DEKAL Wireless, a municipal Wi-Fi network owned by Cable & Wireless Communications and operated by FLOW Jamaica; Caricel, a new Jamaican owned startup, soon to offer fixed and mobile broadband via an LTE-A network
Vivo (Portuguese for 'Live', as in Live Broadcasting, or 'Alive'), known as Vivo Brazil, is a brand of Telefônica Brasil, a subsidiary of Telefónica and the largest telecommunications company in Brazil. It is headquartered in the Brooklin Novo neighborhood of São Paulo.
Telecommunications company; ITU-T; Landline; List of mobile network operators. List of mobile network operators of the Americas; List of mobile network operators in Asia and Oceania