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REGISTRATION FOR THE FALL 2026 SEASON HAS CLOSED.
Please contact the AYSO Board at [email protected] to see if we still room to sign up your player.

Providing world class youth soccer programs that enrich children's lives.

Mammoth and Mono County Youth Soccer

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About Mammoth AYSO
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Soccer Programs & Rules
- U5 Rules
- U6 Rules
- U8 Rules
- U10 Rules
- U12 Rules
- U14 Rules
No-Blowout Policy
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National News

AYSO Partners with BEEUP Snacks
AYSO is proud to announce a new partnership with BEEUP, the honey-based fruit snack brand co-founded by David Beckham, as the Official Fruit Snack Partner for the 2025–2026 season. This exciting collaboration underscores AYSO’s on... Sep 27, 2025
Why We Volunteer (Video)
As we prepare for another great season, let's take a moment to reflect on what makes it all possible: our volunteers! Jun 06, 2025
Chicago Public Schools Partnership with AYSO
Chicago Public Schools to enhance youth sports programming through partnership with the American Youth Soccer Organization.

The Partnership aims to Prioritize Athletic and Social-Emotional Development for Fifth through Eighth Grade... Jul 10, 2024
NEXT GOAL WINS!
Grab the popcorn and enjoy the story of the American Samoa National Football Team qualifying for the 2014 FIFA World Cup. Jan 23, 2024
Something New from AYSO - Introducing AYSO PLAY!
What if all soccer needed was a ball, some space, and kids ready to play? AYSO PLAY ! is just that. Jan 10, 2024
Happiest of Holidays
Wishing you and yours the very best this Holiday Season and in the New Year ahead. Dec 20, 2023
AYSO United + AYSO EPIC - Rancho Conejo
The EPIC Players enjoy playing the United Players as they love a challenge. Highlights here! Nov 29, 2023
Youth Soccer, SEL and Developing the Whole Child
At AYSO, we continue to invest in ways to support the healthiest approach to developing the whole child.Read more. Nov 21, 2023
Stack Leadership Award
Michael Karon, President of AYSO, was recently recognized by Stack Sports for his impact in the world of sports volunteering. Nov 02, 2023
Webinar- Impact of Early Sport Specialization
Join usnext Tuesday, September 12, 5:00 pm pt -
Sponsored by: Cedars Sinai Kerlan Jobe
Sep 06, 2023
US Center for Mental Health & Sport
American Youth Soccer Organization, US Center for Mental Health & Sport Announce Partnership Focused on Player and Volunteer Wellness Aug 25, 2023
Parent's Guide to AYSO
Do you have new families in your Region? The Parent's Guide to AYSO is a great introduction. Aug 18, 2023
AYSO Kicks Off PlaySoccer Events
AYSO kicked off the first PLAYSOCCER event in Atlanta. Experience the joy of sharing the Beautiful Game. Aug 09, 2023
AYSO Supports U.S. Soccer to Improve SafeSport Pr...
The Athletes Council of U.S. Soccer sent a signed letter to Congress, sharing their concerns about the U.S. Center for SafeSport. Jul 27, 2023
AYSO 2023 NATIONAL GAMES
The 2023 National Games are returning to the Great Park in Orange County July 24-30. Good luck to all of the teams. Jul 17, 2023
AYSO's National Annual General Meeting June 29 - ...
The National Annual General Meeting is an opportunity for delegates from our Regions, Areas and Sections to engage directly with the AYSO leadership team and make your voice heard. Jun 21, 2023
AYSO & Northland Sports Alliance
American Youth Soccer Organization, Northland Sports Alliance Announce Partnership Expanding Soccer Programing in Kansas City Jun 08, 2023
Return to Play Guidance
AYSO's microsite with the latest information on returning to play. Apr 26, 2021
The Lancaster National Soccer Center Welcomes AYS...
The City of Lancaster will soon host the American Youth Soccer Organization (AYSO) National Open Cup 2017. Jul 12, 2017