General Inquiries
Contact us
General inquiries
Corporate HQ
Address
7035 Ridge Road
Hanover, Maryland 21076
Contact
Toll free: 1-800-921-1144
International: +44 20 7012 5555
Contact sales
Get in touch with a sales representative
Toll free: 1-800-207-3714
International: +44 20 7012 5555
Ciena Careers
Careers
Apply your expertise in new and impactful ways every day. Join us in creating something exceptional—for you and our customers.
Meet us at an event
- August 2025
- September 2025
- October 2025
Ciena Learning
Empowering experiences, enriching outcomes
Gain the knowledge you need to make a difference—in your organization, your life, and the world around you.
EBC
Executive Briefing Center
Our state-of-the-art Executive Briefing Center (EBC) offers you a personalized Ciena experience geared toward helping you find ways to increase your network's profitability.