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American Youth Soccer Organization Providing world class youth soccer programs that enrich children's lives.

Diamond Bar AYSO - Region 31

Register for a class on ETRAINU

When you volunteer for any role within our AYSO community, you are required to complete designated training. When you volunteer as a coach, assistant coach, team parent, referee, you can find all this training on ETRAINU. Login to your account through our website, select the Volunteer tab, then click the button that says AYSOU. This will take you to a separate platform and automatically log you in.

On the menu on the left hand side, you will select Training Library. This will lead you to the Safe Haven courses, online coach courses and online referee courses.





All volunteers are required to complete the online courses for Safe Haven, CDC Concussion and Cardiac Arrest. This can all be found under Safe Haven. Select View Courses to complete the required training.



National Partners

Contact Us

Diamond Bar AYSO

324 South Diamond Bar Blvd., #435
Diamond Bar, California 91765

Email Us: [email protected]
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