Geographic Region: In the state of California the counties of San Luis Obispo, Kern, Ventura, Los Angeles, San Bernardino, Orange, Riverside and Santa Barbara. In the state of Nevada the counties of Clark, Esmeralda, Lincoln, and Nye.
| Web Site: | https://www.SPMasterSwim.org |
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| LMSC Size: |
2025-2026 Season: 736 members, 53 clubs 2024-2025 Season: 4,686 members, 93 clubs |
| Registration: | Join/Renew Now |
- Links to other LMSC Information:

