Pay-by-phone transactions let you buy online and charge the cost directly to...

https://www.sierrabookmarking.win/pay-by-phone-lets-you-buy-digital-goods-and-services-using-your-mobile-device

Pay-by-phone transactions let you buy online and charge the cost directly to your monthly phone bill or prepaid credit. It’s a simple way to pay without needing a card or bank account