| Walnut Creek to San Clemente (California) | 395.43 mi (636.38 km) |
| Walnut Creek to San Diego (California) | 446.54 mi (718.63 km) |
| Walnut Creek to San Diego Country Estates (California) | 448.92 mi (722.46 km) |
| Walnut Creek to San Dimas (California) | 352.97 mi (568.05 km) |
| Walnut Creek to San Fernando (California) | 320.60 mi (515.96 km) |
| Walnut Creek to San Francisco (California) | 24.31 mi (39.13 km) |
| Walnut Creek to San Gabriel (California) | 343.05 mi (552.08 km) |
| Walnut Creek to San Germán (Puerto Rico) | 3,566.09 mi (5,739.06 km) |
| Walnut Creek to San Jacinto (California) | 400.36 mi (644.32 km) |
| Walnut Creek to San Jose (California) | 42.85 mi (68.95 km) |
| Walnut Creek to San Juan (Puerto Rico) | 3,607.19 mi (5,805.21 km) |
| Walnut Creek to San Juan (Texas) | 1,609.05 mi (2,589.52 km) |
| Walnut Creek to San Juan Capistrano (California) | 391.09 mi (629.40 km) |
| Walnut Creek to San Leandro (California) | 14.98 mi (24.11 km) |
| Walnut Creek to San Lorenzo (California) | 16.63 mi (26.76 km) |
