| 100% | AMTRAK | 6 | Operator of the California Zephyr |
| 56% | CALTECH | 7 | Operator of the Palomar Observatory |
| 56% | MTA | 3 | Operator of the A train |
| 55% | NASA | 4 | Operator of the James Webb Telescope |
| 55% | AMTRAK | 6 | Operator of the Pacific Surfliner train |
| 54% | AMTRAK | 6 | California Zephyr operator |
| 53% | IRT | 3 | Operator of the original N.Y.C. subway |
| 53% | FEDEX | 5 | Operator of the world's largest cargo airline |
| 53% | AMTRAK | 6 | Operator of the Valley Flyer and Coast Starlight |
| 53% | AMTRAK | 6 | Operator of the Texas Eagle and Southwest Chief |
| 53% | NSA | 3 | Operator of the Utah Data Center, for short |
| 52% | COORS | 5 | Operator of the largest brewery facility in the world |
| 52% | HAL | 3 | Fictional operator of the Discovery One spaceship |
| 52% | DISNEYLAND | 10 | Home of the California Screamin' roller coaster |
| 51% | TRAINTRIP | 9 | Journey on the California Zephyr or the Glacier Express |
| 50% | BIG | 3 | With 14-Across, scenic stretch of the California coast |
| 49% | GENE | 4 | Singer Autry who was a longtime owner of the California Angels |
| 48% | DAVIS | 5 | Northernmost campus of the University of California |
| 48% | SADE | 4 | Singer of the 1985 hit "Smooth Operator" |
| 48% | UTAH | 4 | The California gull is the state bird of which state? |
| 47% | BAJA | 4 | Peninsula west of the Gulf of California, informally |
| 47% | XXXXXXXXX | 9 | One of the University of California's locations |
| 46% | SAN | 3 | First word of the second-largest city in California |
| 46% | MOTTO | 5 | The state of California's is "Eureka" |
| 46% | ANAHEIM | 7 | California home of the Angels |
| 46% | SUP | 3 | Publishing arm of the California school that admitted its first students in 1891 (abbr.) |
| 46% | SLUG | 4 | Banana ___ (molluscan mascot of the University of California, Santa Cruz) |
| 45% | SONORA | 6 | State on the Gulf of California |
| 45% | KELP | 4 | "Forest" off the coast of California |
| 45% | GARDENGROVE | 11 | California home of the Crystal Cathedral |