XO is Here to Help
Use the form below to contact our Customer Care department, or call us toll-free using one of the phone numbers below.
Use this form to:
- Report a non-urgent trouble or repair issue
- Place an order or make a change to your existing service
- Inquire about your bill
Customer Support Online
Customer Support Numbers
Use these numbers to report service issues that require immediate assistance:
- All XO Communications Products
- Customer Support for XO Communications Services
- 1.800.421.3872
- Allegiance Telecom Products
- Customer Support for Former Allegiance Services
- 1.800.553.1989.
