| Marshalltown to Sabadell | 4,608.67 mi (7,416.94 km) |
| Marshalltown to Sabinanigo | 4,466.50 mi (7,188.14 km) |
| Marshalltown to Sagunto | 4,584.01 mi (7,377.25 km) |
| Marshalltown to Salamanca | 4,299.54 mi (6,919.45 km) |
| Marshalltown to Salobrena | 4,556.17 mi (7,332.45 km) |
| Marshalltown to Salou | 4,586.91 mi (7,381.92 km) |
| Marshalltown to Salt | 4,619.35 mi (7,434.12 km) |
| Marshalltown to Salvatierra de Mino | 4,134.24 mi (6,653.41 km) |
| Marshalltown to Sama | 4,212.06 mi (6,778.65 km) |
| Marshalltown to San Adrian de Besos | 4,618.11 mi (7,432.14 km) |
| Marshalltown to San Agustin de Guadalix | 4,399.80 mi (7,080.80 km) |
| Marshalltown to San Andres de la Barca | 4,607.34 mi (7,414.79 km) |
| Marshalltown to San Andres de Llevaneras | 4,623.26 mi (7,440.42 km) |
| Marshalltown to San Andres del Rabanedo | 4,240.73 mi (6,824.80 km) |
| Marshalltown to San Bartolome | 4,337.40 mi (6,980.37 km) |
