| Castleton to Santarem | 1,038.26 mi (1,670.92 km) |
| Castleton to Santiago do Cacem | 1,119.87 mi (1,802.26 km) |
| Castleton to Santo Andre | 1,118.30 mi (1,799.73 km) |
| Castleton to Santo Tirso | 895.60 mi (1,441.33 km) |
| Castleton to Sao Bras de Alportel | 1,168.32 mi (1,880.23 km) |
| Castleton to Sao Felix da Marinha | 917.75 mi (1,476.98 km) |
| Castleton to Sao Joao da Madeira | 924.81 mi (1,488.33 km) |
| Castleton to Sao Joao de Ver | 921.96 mi (1,483.76 km) |
| Castleton to Sao Mamede de Infesta | 906.43 mi (1,458.76 km) |
| Castleton to Sao Pedro do Sul | 928.59 mi (1,494.42 km) |
| Castleton to Satao | 925.25 mi (1,489.04 km) |
| Castleton to Seia | 945.70 mi (1,521.96 km) |
| Castleton to Senhora da Hora | 908.13 mi (1,461.50 km) |
| Castleton to Serpa | 1,111.40 mi (1,788.62 km) |
| Castleton to Serta | 992.51 mi (1,597.29 km) |
