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

AYSO Region 1638 Rosena Ranch

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Referee Sign Up


Please go to our Signup Genius page to sign up to referee any of the playoff games. 

You can also copy and paste the below link to sign up. 

https://www.signupgenius.com/go/10C0E4AACA92AA0FFC52-fall2

 If you have any question please email the region referee administrator at [email protected]

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Contact Us

AYSO Region 1638

15218 Summit Ave Suite 300, PO Box 521
Fontana, California 92336

Email Us: [email protected]
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