| Walnut Creek to Spello | 6,167.72 mi (9,925.98 km) |
| Walnut Creek to Spilamberto | 6,032.97 mi (9,709.13 km) |
| Walnut Creek to Spilimbergo | 5,993.90 mi (9,646.25 km) |
| Walnut Creek to Spinea | 6,010.52 mi (9,672.99 km) |
| Walnut Creek to Spoleto | 6,181.39 mi (9,947.99 km) |
| Walnut Creek to Spoltore | 6,239.68 mi (10,041.79 km) |
| Walnut Creek to Spresiano | 5,996.43 mi (9,650.33 km) |
| Walnut Creek to Squinzano | 6,465.06 mi (10,404.51 km) |
| Walnut Creek to Statte | 6,434.30 mi (10,355.00 km) |
| Walnut Creek to Stezzano | 5,931.44 mi (9,545.74 km) |
| Walnut Creek to Strada | 6,095.22 mi (9,809.31 km) |
| Walnut Creek to Stradella | 5,952.89 mi (9,580.26 km) |
| Walnut Creek to Striano | 6,346.63 mi (10,213.92 km) |
| Walnut Creek to Subiaco | 6,240.39 mi (10,042.94 km) |
| Walnut Creek to Sulmona | 6,257.23 mi (10,070.04 km) |
