Customers
Customer Support
CyrusOne provides 24/7/365 customer support through the Customer Portal and Global Service Desk. Customers can submit requests, access support resources, and connect with service teams through the channels below.
Customer Portal
The Customer Portal provides secure access to service requests, support resources, operational information, and customer documentation.
Resources available through the portal include:
- Customer Service Guide
- Emergency Response Plans
- Physical Security Standards
- Site Safety Brochures
- Maintenance Calendars
- Facility Overview Presentations
- BCDR Materials
- Certifications and compliance documentation
24/7/365 Support
Global Service Desk
United States
- Toll-free: 1-866-297-8766
- Direct: 469-289-2197
Europe
- Germany: +49 69 5899 6610
- Spain: +34 91 410 2283
- France: +33 1 89 19 59 87
- Ireland: +353 1 264 8844
- Netherlands: +31 20 899 0895
- United Kingdom: +44 20 4519 9400
Resources for Safe Operations
Our focus on leading indicators and continuous improvement is supported by a comprehensive Customer Safety Handbook, which provides detailed guidelines and best practices for all employees.
These vital resources ensure consistent safety standards across our global data center network, empowering teams with the knowledge they need to maintain a secure work environment.
Customer Resources
Spec Sheets & White Papers
Download CyrusOne’s AI infrastructure white paper and Intelliscale™ Design summary.
Navigating AI's Impact on Data Center Infrastructure

White paper on how AI changes data center requirements for power, density and scale.
Intelliscale™ Design Summary

A summary of CyrusOne's Intelliscale™ Design, engineered to support the requirements of AI workloads.
Need Additional Assistance?
For support requests, service updates, or customer resources, start with the Customer Portal or contact the Global Service Desk.