| Keystone to San Diego (California) | 2,071.82 mi (3,334.26 km) |
| Keystone to San Diego Country Estates (California) | 2,052.39 mi (3,303.01 km) |
| Keystone to San Dimas (California) | 2,112.39 mi (3,399.57 km) |
| Keystone to San Fernando (California) | 2,148.55 mi (3,457.76 km) |
| Keystone to San Francisco (California) | 2,384.50 mi (3,837.49 km) |
| Keystone to San Gabriel (California) | 2,128.96 mi (3,426.22 km) |
| Keystone to San Germán (Puerto Rico) | 1,205.93 mi (1,940.75 km) |
| Keystone to San Jacinto (California) | 2,064.99 mi (3,323.28 km) |
| Keystone to San Jose (California) | 2,349.63 mi (3,781.37 km) |
| Keystone to San Juan (Puerto Rico) | 1,244.58 mi (2,002.96 km) |
| Keystone to San Juan (Texas) | 964.72 mi (1,552.57 km) |
| Keystone to San Juan Capistrano (California) | 2,102.74 mi (3,384.03 km) |
| Keystone to San Leandro (California) | 2,368.72 mi (3,812.09 km) |
| Keystone to San Lorenzo (California) | 2,367.09 mi (3,809.46 km) |
| Keystone to San Luis (Arizona) | 1,931.40 mi (3,108.29 km) |
