If you've already registered to use the Online Account Center:
Log in to the Online Account Center. Click here if you don't know your login information.
Your SiriusXM account number appears beneath your name in the upper right corner of the screen. It is also displayed under the Billing tab below your name and address.
If you signed up for standalone streaming (i.e., Streaming Platinum or Streaming Music & Entertainment), you can find your account number in the order confirmation email we sent you.
If you need help, contact us to chat with a Listener Care agent. After verifying your identity, they will be able to look up and provide you with your account number.