| Castricum to Sabinanigo | 731.30 mi (1,176.92 km) |
| Castricum to Sagunto | 919.86 mi (1,480.37 km) |
| Castricum to Salamanca | 935.90 mi (1,506.19 km) |
| Castricum to Salobrena | 1,163.01 mi (1,871.68 km) |
| Castricum to Salou | 809.71 mi (1,303.10 km) |
| Castricum to Salt | 735.81 mi (1,184.17 km) |
| Castricum to Salvatierra de Mino | 947.45 mi (1,524.78 km) |
| Castricum to Sama | 797.13 mi (1,282.86 km) |
| Castricum to San Adrian de Besos | 776.78 mi (1,250.11 km) |
| Castricum to San Agustin de Guadalix | 908.17 mi (1,461.56 km) |
| Castricum to San Andres de la Barca | 777.34 mi (1,251.01 km) |
| Castricum to San Andres de Llevaneras | 765.26 mi (1,231.56 km) |
| Castricum to San Andres del Rabanedo | 834.87 mi (1,343.59 km) |
| Castricum to San Bartolome | 1,993.35 mi (3,207.99 km) |
| Castricum to San Baudilio de Llobregat | 783.83 mi (1,261.46 km) |
