ContribucionesMost RecentMost LikesSolutionsRe: How to close the promotional Virtual Prepaid Mastercard® Soo nice of `Help-MyPaymentVault`, they helped me in clarifying my queries and closing the account.. Thank you so much T-mobile and I am completely satisfied of the Home internet... How to close the promotional Virtual Prepaid Mastercard® How to close the promotionalVirtual Prepaid Mastercard® once we utilize the amount 200$, I worry if any unnecessary charges will be there on the card if we just keep it open with 0 balance. ¡Gracias! Re: get $200 back via Virtual Prepaid Mastercard® within 12 weeks. Yes I too got it for switching internet within 8 weeks..