Global Mobile Topup
- 1. Enter Country code and Mobile
- 2. Choose Network and Amount
- 3. Send Instant Recharge
OI, formerly known as Telemar, is the largest telecommunications telephone company in Brazil and the second largest in Latin America. Oi launched its mobile network in 2002 in its license states. It was the first network using GSM in Brazil. Currently, Oi has 22.2 million land lines in service, 31.7 million wireless customers, 4 million ADSL subscribers (2009)
Currency for Brazil: BRL
Format to send topup: 0055 followed by mobile number