Oi is a mobile network operator in Brazil.
How to top up Oi Brazil
- Visit the Brazil top-up page on MobileTopup.com
- Enter the Oi phone number you want to top up
- Select a top-up amount — we will detect the Oi carrier automatically
- Choose your payment method and complete the purchase
- The credit is delivered instantly to the Oi number
Payment methods
Top up your Oi prepaid credit with any payment method available at checkout:
- Credit and debit cards, including Visa, Mastercard, and JCB
- Alipay
- USDC
- Thai bank and THB wallet payment options
- Philippine Peso (PHP) payment options
- MobileTopup account balance in USD or THB
Available payment methods can vary by order, currency, and location.
Oi details
- Country: Brazil
- Check your balance: Dial
*804# - Website: oi.com.br
Oi website
Top up Brazil on MobileTopup.com
