Comcast Customer Service Hours

Comcast Customer Service is available 24 hours a day, 7 days a week.

Phone number is: 1-800-XFINITY (1-800-934-6489)

Comcast Business Customer Service Hours

Comcast Business Customer Service is available 24 hours a day, 7 days a week.

Phone number is: 1-800-391-3000

Comcast Business Trunks and Ethernet customers customer support phone: 1-877-543-3961

Comcast Customer Service Chat Hours

Comcast Customer Service Chat is available 24 hours a day, 7 days a week.

Chat support service is available via https://customer.xfinity.com/help-and-support/chat