Have Questions?
Have questions about a training or certification exam, course purchase or scheduling?
Please submit a Training & Certification Support Request. It is the fastest way to receive support.
Project Support
For hosted project support, please Submit a Support Request.
Security Issues
To report vulnerabilities, see the security page.
Project Hosting
To learn more or inquire about hosting a project at the Linux Foundation, please visit our Host a Project page.
Contact Us
We do not provide any support for Linux. To get answers to your Linux questions, please check Linux-related resources available on the Internet or contact the distribution vendor.
Addresses
Main Office
548 Market St
PMB 57274
San Francisco, California
94104-5401 US
TEL: +1 415 723 9709
Linux Foundation Japan
#901, 74-1 Yamashita-cho, Naka-ku
Yokohama-shi, Kanagawa, 231-0023, Japan
TEL：045-228-7761
FAX : 045-228-7762
Linux Foundation Europe
Avenue des arts 56
1000 Bruxelles
Belgium