| Watertown to Spello | 4,207.22 mi (6,770.86 km) |
| Watertown to Spilamberto | 4,079.19 mi (6,564.83 km) |
| Watertown to Spilimbergo | 4,095.01 mi (6,590.28 km) |
| Watertown to Spinea | 4,089.79 mi (6,581.88 km) |
| Watertown to Spoleto | 4,216.89 mi (6,786.44 km) |
| Watertown to Spoltore | 4,289.40 mi (6,903.12 km) |
| Watertown to Spresiano | 4,082.46 mi (6,570.09 km) |
| Watertown to Squinzano | 4,535.20 mi (7,298.69 km) |
| Watertown to Statte | 4,494.25 mi (7,232.80 km) |
| Watertown to Stezzano | 3,981.63 mi (6,407.81 km) |
| Watertown to Strada | 4,127.74 mi (6,642.96 km) |
| Watertown to Stradella | 3,987.81 mi (6,417.76 km) |
| Watertown to Striano | 4,373.63 mi (7,038.68 km) |
| Watertown to Subiaco | 4,266.83 mi (6,866.80 km) |
| Watertown to Sulmona | 4,296.83 mi (6,915.08 km) |
