Direct Carrier Billing (DCB) is an online mobile payment method that allows users to make purchases directly charged to their mobile phone bill or prepaid sim card. DCB works across all mobile devices and its accessible to any user having a subscription or prepaid plan with a telecom operator.

It provides MNO customers some advantages and especially to customers residing in market where credit/debit card penetrations are typically low. Some of these benefits include larger financial inclusion, seamless user experience, increased conversions and security.