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Hillsborough AYSO Region 110

Returning Referees

All returning referees must go through the following two steps in order to referee matches in our region.

STEP 1: Re-register as a volunteer.

  • Use this site to re-register as a volunteer for this season. Every AYSO volunteer must re-register each year.
On the Volunteer tab under your account, click on the orange    FIND VOLUNTEER ROLES    button.

Now at the bottom of Available Positions click on --  Show More --

Click on the Select button to the right of 2 Volunteer Registration - MY2019 and then click on View Volunteer Positions.

You will now see the Referee and Youth Referee volunteer positions.

  • eSign your completed eAYSO volunteer application.  If you are a youth volunteer, both you and a parent will need to eSign.

If you have any difficulty using this website, Technical Support is available here.

STEP 2: If you need additional training, register for the referee training class(es) you plan to attend.

  • U10: If you have completed only the "U8 Official" class, you must upgrade to Regional Referee.
  • U12: Regional Referees should consider taking the Intermediate Referee class this season. Please email [email protected] to get a schedule of upcoming Intermediate Referee Training classes. Referees may take the training class in any AYSO region. 

Mailing List

The Hillsborough referee mailing list is now maintained through our sign-up website, My Soccer League (MSL).

All referees authorized for AYSO Region 110 (Hillsborough) are automatically registered for email.

If you are not actively refereeing and wish to no longer receive email updates, please login to My Soccer League and delete your email address.

If you have difficulty with an existing MSL account, Technical Support is available here.


Feeling lost on the pitch? Want some help to improve your performance as a referee? Need a formal assessment to advance? Need to do some mentoring for service hours for advancement? See our Referee Training page.

National Partners

Contact Us

Hillsborough AYSO Region 110

PO Box 117669 
Burlingame, California 94011

Email Us: [email protected]
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