Activate xfinity phone lines transferred from AT&T

user_pft0uk Hello, I am happy to be of assistance. Can you please send us a DM? You can start by clicking the chat icon located in the top right corner of your forums' page when signed in. Once there, you can direct your messages to "Xfinity Support." Please add your full name and service address to help us locate your account. Let me know if you have any questions.