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FAQs

For answers to commonly asked questions about Comcast Business Class products and services, select from the categories at the left.

For 24/7 Comcast Business Class support, call 1-800-391-3000.

• Press 1 for business then enter your zip code.
• Press 1 for trouble with your service.
• Press 2 for billing issues.
• Press 3 for changes to your service,
• Press 4 for sales.
• Press 5 for other issues.

Glossary

We've done our best to keep the tech jargon to a minimum, but if we've used a term you're unfamiliar with, you can probably find the definition here.