| Williamstown to Sabadell | 3,902.23 mi (6,280.03 km) |
| Williamstown to Sabinanigo | 3,758.94 mi (6,049.42 km) |
| Williamstown to Sagunto | 3,846.47 mi (6,190.29 km) |
| Williamstown to Salamanca | 3,551.16 mi (5,715.03 km) |
| Williamstown to Salobrena | 3,774.72 mi (6,074.83 km) |
| Williamstown to Salou | 3,870.73 mi (6,229.33 km) |
| Williamstown to Salt | 3,920.87 mi (6,310.03 km) |
| Williamstown to Salvatierra de Mino | 3,386.26 mi (5,449.65 km) |
| Williamstown to Sama | 3,489.77 mi (5,616.24 km) |
| Williamstown to San Adrian de Besos | 3,910.95 mi (6,294.06 km) |
| Williamstown to San Agustin de Guadalix | 3,657.35 mi (5,885.93 km) |
| Williamstown to San Andres de la Barca | 3,899.18 mi (6,275.12 km) |
| Williamstown to San Andres de Llevaneras | 3,918.92 mi (6,306.89 km) |
| Williamstown to San Andres del Rabanedo | 3,510.92 mi (5,650.29 km) |
| Williamstown to San Bartolome | 3,442.58 mi (5,540.30 km) |
