Trying to pay my phone bill

user_rb2e05, Thank you for reaching out to Xfinity Support. 

To make a one-time payment through your Xfinity Mobile account:

1. Visit xfinity.com/mobile.
2. Sign in to your account using the Primary user’s Xfinity ID and password.
3. Select the Billing tab.
4. Select Make a Payment.
5. Select the total balance due or enter another amount before selecting Proceed to Payment Method.
6. You can use your payment method on file with Xfinity Mobile or use a different card.
   • If you choose to use a different card:
     • You’ll need to confirm your identity by entering a six-digit code sent to a trusted contact method before proceeding.
     • You'll have the option to replace your card on file with the one you’re using.
7. Review and submit your payment.