| Siniscola to Castelo Branco | 907.63 mi (1,460.69 km) |
| Siniscola to Castro Daire | 921.67 mi (1,483.29 km) |
| Siniscola to Celorico de Basto | 923.16 mi (1,485.68 km) |
| Siniscola to Chamusca | 964.74 mi (1,552.59 km) |
| Siniscola to Chaves | 895.20 mi (1,440.69 km) |
| Siniscola to Cinfaes | 931.11 mi (1,498.47 km) |
| Siniscola to Coimbra | 952.46 mi (1,532.84 km) |
| Siniscola to Condeixa-a-Nova | 957.03 mi (1,540.19 km) |
| Siniscola to Corroios | 1,010.56 mi (1,626.34 km) |
| Siniscola to Coruche | 972.50 mi (1,565.08 km) |
| Siniscola to Costa de Caparica | 1,014.52 mi (1,632.72 km) |
| Siniscola to Covilha | 903.22 mi (1,453.59 km) |
| Siniscola to Eiras | 951.92 mi (1,531.96 km) |
| Siniscola to Elvas | 901.62 mi (1,451.01 km) |
| Siniscola to Entroncamento | 962.47 mi (1,548.95 km) |
