| Rorschach to Cascais | 1,125.98 mi (1,812.08 km) |
| Rorschach to Castelo Branco | 997.68 mi (1,605.61 km) |
| Rorschach to Castro Daire | 972.64 mi (1,565.32 km) |
| Rorschach to Celorico de Basto | 957.48 mi (1,540.92 km) |
| Rorschach to Chamusca | 1,058.83 mi (1,704.02 km) |
| Rorschach to Chaves | 921.28 mi (1,482.65 km) |
| Rorschach to Cinfaes | 973.81 mi (1,567.19 km) |
| Rorschach to Coimbra | 1,021.05 mi (1,643.22 km) |
| Rorschach to Condeixa-a-Nova | 1,027.88 mi (1,654.21 km) |
| Rorschach to Corroios | 1,118.51 mi (1,800.07 km) |
| Rorschach to Coruche | 1,077.52 mi (1,734.10 km) |
| Rorschach to Costa de Caparica | 1,120.76 mi (1,803.69 km) |
| Rorschach to Covilha | 978.35 mi (1,574.50 km) |
| Rorschach to Eiras | 1,019.59 mi (1,640.87 km) |
| Rorschach to Elvas | 1,024.68 mi (1,649.06 km) |
