For information about eligibility or joining a league, please check the league website or contact the league president directly.
| League ID Number | League Name | Website |
| 405-17-05 | Arcadia
American Little League President: Mike Stiles
Safety Officer: Donald Smith |
Arcadia American website |
| 405-17-06 | Arcadia
National Little League President: Nick Politis
Safety Officer: Jim Pink |
Arcadia National website |
| 405-17-01 | Central
Altadena Little League President: Stephen Williams Safety Officer: Shannon Anderson |
|
| 405-17-02 | East Altadena
Little League President: Kevin Moore
Safety Officer: Greg Beserra |
East Altadena website |
| 405-17-08 | Pasadena
American Little League President: Shannon
McConnell Safety Officer: Shannon McConnell |
Pasadena American website |
| 405-17-09 | Pasadena
Central Little League President: Kyle Washington kyle.washington@huntingtonhospital.com
Safety Officer: David Johnson |
Pasadena Central website |
| 405-17-12 | Pasadena
Southwest Little League President: Tom Breen Safety Officer: DJ Caruso |
Pasadena Southwest website |
| 405-17-14 | San Marino
National Little League President: Robert
Kral Safety Officer: Rick Gute |
San Marino website |
| 405-17-07 | Santa Anita
Little League President: Brint Tubbs
Safety Officer: Jenni Tubbs |
Santa Anita website |
| 405-17-15 | Sierra Madre
Little League President: Pete Siberell Safety Officer: Gretchen Vance |
Sierra Madre website |
| 405-17-03 | West Altadena
Little League President: Kevin Courtney westaltadenalittleleague@yahoo.com
Safety Officer: Janine Moody/Kim Robison |
West Altadena website |
| 405-17-13 | West Pasadena
Little League President: Miles Morris developinghitters@sbcglobal.net Safety Officer: Susan Luckey |
West Pasadena website |