If you want to do an Airtel balance check in Bangladesh then see the USSD codes for the Airtel network in Bangladesh. You can check your balance as well as other facilities such as data balance as well as airtime balance. These USSD codes will only work on the Airtel network in Bangladesh. There are USSD codes for Airtel India as well as Airtel USSD codes in Sri Lanka. See those for more information. This si the Airtel balance code for Bangladesh.