| 2401 | SANCHEZ | Solano County, CA | Gas Property | Jan 1980 |
| 2402 | SANGER | Fresno County, CA | Oil & Gas Property | Nov 2025 |
| 2403 | SANGUINETTI | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 2404 | SANSINENA | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 2405 | SANTA | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2406 | SANTA CLARA AVENUE UNIT | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2407 | SANTA FE | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2408 | SANTA FE | Los Angeles County, CA | Oil & Gas Property | Nov 2025 |
| 2409 | SANTA FE ENERGY KCL-10 | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 2410 | SANTA PAULA | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2411 | SANTA SUSANA | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2412 | SANTIAGO | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2413 | SANTIAGO CREEK | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2414 | SARAH FAYE | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2415 | SARDCO | Riverside County, CA | Oil & Gas Property | Feb 1993 |
| 2416 | SARGENT | Santa Clara County, CA | Oil & Gas Property | Dec 2025 |
| 2417 | SARGENT FEE | Santa Barbara County, CA | Oil & Gas Property | Apr 1988 |
| 2418 | SARRETT | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2419 | SATICOY | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2420 | SAUER DOUGH | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2421 | SAVAGE | Los Angeles County, CA | Oil Property | Sep 1991 |
| 2422 | SAWYER & REID | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2423 | SCARLETT | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2424 | SCHENONE | Alameda County, CA | Oil & Gas Property | Jan 2022 |
| 2425 | SCHIEFERLE | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2426 | SCHILLING | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 2427 | SCHISLER | Los Angeles County, CA | Oil Property | Dec 1993 |
| 2428 | SCHOLLE-LIVINGSTON | Ventura County, CA | Oil & Gas Property | Mar 2013 |
| 2429 | SCHONAUER | Glenn County, CA | Gas Property | Nov 1985 |
| 2430 | SCLU | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2431 | SCOC | Orange County, CA | Oil & Gas Property | Dec 2025 |
| 2432 | SCOTT | San Luis Obispo County, CA | Oil & Gas Property | Mar 1990 |
| 2433 | SCT 1 | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2434 | SCT 2 | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2435 | SEA BREEZE | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2436 | SEABOARD-SAUNDERS | Kern County, CA | Oil & Gas Property | Dec 2021 |
| 2437 | SEAHAWK | Kern County, CA | Oil Property | Jan 2016 |
| 2438 | SEALE | Kern County, CA | Oil & Gas Property | Dec 2023 |
| 2439 | SEBU T | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2440 | SEC 26 | Kern County, CA | Oil Property | Dec 2025 |
| 2441 | SEC. 24 | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2442 | SEC. 25 | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2443 | SEC. 30 | Kern County, CA | Oil Property | Nov 2025 |
| 2444 | SEC. 5 | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2445 | SECTION | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2446 | SECTION | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2447 | SECTION | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2448 | SECTION | Glenn County, CA | Gas Property | Dec 2025 |
| 2449 | SECTION 3 | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2450 | SECTION SEVEN | Fresno County, CA | Oil & Gas Property | Dec 2025 |
| 2451 | SECURITY | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 2452 | SECURITY | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2453 | SECURITY FEE | Santa Barbara County, CA | Oil & Gas Property | Dec 2025 |
| 2454 | SECURITY-MIDWAY | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2455 | SEENO-SCOTT | Contra Costa County, CA | Gas Property | Jul 1995 |
| 2456 | SEIFERT | San Joaquin County, CA | Gas Property | Dec 2025 |
| 2457 | SELTZER | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2458 | SENATOR | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 2459 | SENCE | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2460 | SENECA | Fresno County, CA | Oil & Gas Property | Dec 2025 |
| 2461 | SENTINEL | Kern County, CA | Oil Property | Nov 2016 |
| 2462 | SENTOUS | Los Angeles County, CA | Oil & Gas Property | Mar 1979 |
| 2463 | SEPULVEDA | Los Angeles County, CA | Oil & Gas Property | Nov 2025 |
| 2464 | SESAME | Kern County, CA | Oil Property | Feb 2020 |
| 2465 | SESKAYDEN-SESNON | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2466 | SESNON | Contra Costa County, CA | Oil & Gas Property | Jun 1981 |
| 2467 | SESNON | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 2468 | SESNON FEE | Los Angeles County, CA | Oil & Gas Property | May 2018 |
| 2469 | SEVERINI | Kern County, CA | Oil Property | Dec 2025 |
| 2470 | SEWARD-RIDEOUT | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 2471 | SEYMOUR | Kern County, CA | Oil & Gas Property | Jan 1988 |
| 2472 | SHALE | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2473 | SHALE RIDGE | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2474 | SHAMROCK | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2475 | SHANNON | Kings County, CA | Oil & Gas Property | Nov 2025 |
| 2476 | SHAPIRO | Kern County, CA | Oil Property | Dec 2025 |
| 2477 | SHAW | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2478 | SHAW-NEVES | Kern County, CA | Oil Property | Nov 2025 |
| 2479 | SHAWMUT | Fresno County, CA | Oil & Gas Property | Dec 2025 |
| 2480 | SHEEHAN | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 2481 | SHEEP SPRINGS | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2482 | SHELL | Kern County, CA | Oil Property | Nov 2025 |
| 2483 | SHELL-OHIO KCL-A | Kern County, CA | Oil Property | Jul 1989 |
| 2484 | SHELL-STANDARD | Santa Barbara County, CA | Oil & Gas Property | May 2018 |
| 2485 | SHEPPARD | Los Angeles County, CA | Oil Property | Mar 1988 |
| 2486 | SHERMAN | Fresno County, CA | Oil & Gas Property | Dec 2017 |
| 2487 | SHIELDS | Kern County, CA | Oil & Gas Property | Jun 2020 |
| 2488 | SHIELLS | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2489 | SHIELLS-SOUNDWAVE 1 | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 2490 | SHLAUDEMAN | San Luis Obispo County, CA | Oil & Gas Property | Feb 2012 |
| 2491 | SHOSHONE | Yolo County, CA | Gas Property | Mar 2010 |
| 2492 | SIEGFUS | Kern County, CA | Oil & Gas Property | Oct 2013 |
| 2493 | SIEMON | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2494 | SIGNAL | San Luis Obispo County, CA | Oil & Gas Property | Nov 2025 |
| 2495 | SIGNAL | Los Angeles County, CA | Oil & Gas Property | Nov 2025 |
| 2496 | SIGNAL | Kern County, CA | Oil Property | Oct 2017 |
| 2497 | SIGNET | San Joaquin County, CA | Gas Property | Jan 2006 |
| 2498 | SILL | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2499 | SILL | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 2500 | SILLER | Sutter County, CA | Gas Property | Dec 2008 |