All the details for contacting Sirius/XM. Sirius/XM customer service is available on various service channels including: Phone, chat, email, Facebook and Twitter.
Customer support on the official twitter account of Sirius/XM: click here.
Customer service on Sirius/XM Facebook page: click here.
Sirius/XM customer service call center phone number: 866-635-5027.
Operating hours: Monday-Friday: 8am-8pm EST.
Email address of the Sirius/XM customer support is: [email protected] .
Visit the Sirius/XM site – knowledge base, FAQ, contact form and self service options: Click here.
The postal address of Sirius/XM customer service or head office: 1221 Avenue of the Americas, New York, NY 10020, USA.