| Piedras Blancas to Smyrna (Delaware) | 3,512.13 mi (5,652.23 km) |
| Piedras Blancas to Smyrna (Georgia) | 4,129.45 mi (6,645.70 km) |
| Piedras Blancas to Smyrna (Tennessee) | 4,140.86 mi (6,664.07 km) |
| Piedras Blancas to Snellville (Georgia) | 4,105.51 mi (6,607.18 km) |
| Piedras Blancas to Snoqualmie (Washington) | 5,033.55 mi (8,100.72 km) |
| Piedras Blancas to Snyder (Texas) | 4,929.06 mi (7,932.56 km) |
| Piedras Blancas to Socastee (South Carolina) | 3,874.04 mi (6,234.66 km) |
| Piedras Blancas to Socorro (Texas) | 5,212.64 mi (8,388.94 km) |
| Piedras Blancas to Soddy-Daisy (Tennessee) | 4,105.76 mi (6,607.59 km) |
| Piedras Blancas to Solana Beach (California) | 5,603.64 mi (9,018.19 km) |
| Piedras Blancas to Soledad (California) | 5,583.81 mi (8,986.28 km) |
| Piedras Blancas to Solon (Ohio) | 3,710.10 mi (5,970.83 km) |
| Piedras Blancas to Somers Point (New Jersey) | 3,464.36 mi (5,575.35 km) |
| Piedras Blancas to Somerset (Kentucky) | 4,009.65 mi (6,452.91 km) |
| Piedras Blancas to Somerset (New Jersey) | 3,420.76 mi (5,505.19 km) |
