| San Marino to Cascais | 5,647.80 mi (9,089.26 km) |
| San Marino to Castelo Branco | 5,680.96 mi (9,142.62 km) |
| San Marino to Castro Daire | 5,616.61 mi (9,039.06 km) |
| San Marino to Celorico de Basto | 5,593.26 mi (9,001.49 km) |
| San Marino to Chamusca | 5,659.85 mi (9,108.64 km) |
| San Marino to Chaves | 5,599.46 mi (9,011.47 km) |
| San Marino to Cinfaes | 5,599.88 mi (9,012.13 km) |
| San Marino to Coimbra | 5,625.47 mi (9,053.33 km) |
| San Marino to Condeixa-a-Nova | 5,626.54 mi (9,055.04 km) |
| San Marino to Corroios | 5,662.76 mi (9,113.33 km) |
| San Marino to Coruche | 5,674.75 mi (9,132.63 km) |
| San Marino to Costa de Caparica | 5,657.88 mi (9,105.47 km) |
| San Marino to Covilha | 5,660.88 mi (9,110.30 km) |
| San Marino to Eiras | 5,624.37 mi (9,051.55 km) |
| San Marino to Elvas | 5,736.59 mi (9,232.16 km) |
