| Castleton to Quarteira | 1,176.30 mi (1,893.07 km) |
| Castleton to Queluz | 1,078.69 mi (1,735.99 km) |
| Castleton to Reguengos de Monsaraz | 1,078.74 mi (1,736.07 km) |
| Castleton to Resende | 903.45 mi (1,453.96 km) |
| Castleton to Ribeira Brava | 1,620.18 mi (2,607.42 km) |
| Castleton to Ribeira Grande | 1,553.74 mi (2,500.50 km) |
| Castleton to Rio de Mouro | 1,078.51 mi (1,735.69 km) |
| Castleton to Rio Maior | 1,035.14 mi (1,665.90 km) |
| Castleton to Rio Tinto | 907.28 mi (1,460.12 km) |
| Castleton to Sabugal | 943.10 mi (1,517.77 km) |
| Castleton to Sacavem | 1,073.49 mi (1,727.61 km) |
| Castleton to Salvaterra de Magos | 1,054.11 mi (1,696.43 km) |
| Castleton to Santa Comba Dao | 952.62 mi (1,533.09 km) |
| Castleton to Santa Cruz | 1,614.65 mi (2,598.52 km) |
| Castleton to Santa Iria da Azoia | 1,069.78 mi (1,721.64 km) |
