| Witham to Sabadell | 711.55 mi (1,145.13 km) |
| Witham to Sabinanigo | 642.84 mi (1,034.55 km) |
| Witham to Sagunto | 838.64 mi (1,349.66 km) |
| Witham to Salamanca | 805.74 mi (1,296.72 km) |
| Witham to Salobrena | 1,060.26 mi (1,706.32 km) |
| Witham to Salou | 740.93 mi (1,192.40 km) |
| Witham to Salt | 686.09 mi (1,104.15 km) |
| Witham to Salvatierra de Mino | 796.32 mi (1,281.56 km) |
| Witham to Sama | 656.38 mi (1,056.35 km) |
| Witham to San Adrian de Besos | 720.18 mi (1,159.02 km) |
| Witham to San Agustin de Guadalix | 794.36 mi (1,278.40 km) |
| Witham to San Andres de la Barca | 717.90 mi (1,155.35 km) |
| Witham to San Andres de Llevaneras | 711.78 mi (1,145.49 km) |
| Witham to San Andres del Rabanedo | 698.03 mi (1,123.37 km) |
| Witham to San Bartolome | 1,850.47 mi (2,978.04 km) |
