You can top up credit on Airtel by using Thai Bank Transfer, Visa, Mastercard, JCB, Alipay, Cryptocurrency or your Coins.ph wallet. Easily bookmark your payments here: mobiletopup.com/topup/bangladesh
Reload any pre-paid phone on the Airtel in and cheap, fast and secure way.
To check your data balance: Dial *778*39#
To check your internet settings: Dial *140*7#
To check you own number: Dial *121*6*3#