Oi is the largest teleomms operator in Brazil and second largest in Latin America, after América Móvil. Link to external site : Website for Oi (formerly Telemar) |  |
| Class of Trade | Mobile Network Operator |
| Importance |
Medium Upgrade to Bronze |
| Based in | |
| Operates in | |
| Geographic Reach |
Brazil, LACA Register/Log In |
| Founded |
1998 Register/Log In |
| Partners |
Tele Norte Leste Participações (Principal Group), with other subsidiaries including Telemar Internet Ltda. (Oi Internet) and Companhia AIX Participacoes S.A. Upgrade to Bronze |
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