How do i contact Comcast by phone from Canada?

To contact Comcast from Canada, you can call their customer service number at 1-800-XFINITY (1-800-934-6489). If you are calling from outside the U.S., you may need to use the international dialing code for the U.S. (1) before the number. Be prepared for potential long-distance charges, and consider checking their website for any specific instructions for international callers.