skip navigation

Recruiting Resources

For Leagues, Schools and Teams

New Referee Interest Form

Sign Up for Info about how to become a referee

Referee Referral Bonus

Click this form to refer a referee

How to Become an Official

The NCWLO provides training for all levels of girls and women's lacrosse in Northern California that use USA Lacrosse and NFHS Rules.
  • Join USA Lacrosse as a game official
  • Register with NCWLO on this site
  • Attend virtual classroom sessions
  • Attend a play day with live games
  • Purchase uniform items

*Registration opens Nov 1st

Questions about training dates and requirements please visit our training page or email To inquire about training preparation for college level games please email

Register for Training

Registration Coming Nov 1st

2024 NFHS Rule Changes

NorCal Women’s Lacrosse Officials

The NorCal Women’s Lacrosse Officials, a non-profit corporation, was established in 2018.  The NCWLO replaced the NorCal Chapter of US Lacrosse Umpire Committee (established 2015) and continues the key activities of a training and assigning organization, e.g., recruit, train, observe, mentor and assign. The NCWLO services the California Interscholastic Federation (CIF), youth and adult (post collegiate) leagues, Clubs and tournaments in the regions shown below.

Click here to see who serves on the NCWLO board.

We look forward to serving all of our experienced officials from last season as well as adult and Junior officials joining us for their first season.

To inquire about officiating services for your lacrosse games please email the assignors and a member of the NCWLO will be in touch.

Email NCWLO Assignors

Areas Served

Contact Us