| Viareggio to Castelo Branco | 953.41 mi (1,534.36 km) |
| Viareggio to Castro Daire | 948.31 mi (1,526.16 km) |
| Viareggio to Celorico de Basto | 941.55 mi (1,515.27 km) |
| Viareggio to Chamusca | 1,014.27 mi (1,632.31 km) |
| Viareggio to Chaves | 908.49 mi (1,462.07 km) |
| Viareggio to Cinfaes | 953.93 mi (1,535.21 km) |
| Viareggio to Coimbra | 988.88 mi (1,591.45 km) |
| Viareggio to Condeixa-a-Nova | 994.72 mi (1,600.84 km) |
| Viareggio to Corroios | 1,068.25 mi (1,719.18 km) |
| Viareggio to Coruche | 1,027.72 mi (1,653.95 km) |
| Viareggio to Costa de Caparica | 1,071.46 mi (1,724.34 km) |
| Viareggio to Covilha | 941.35 mi (1,514.95 km) |
| Viareggio to Eiras | 987.86 mi (1,589.81 km) |
| Viareggio to Elvas | 963.87 mi (1,551.19 km) |
| Viareggio to Entroncamento | 1,010.31 mi (1,625.94 km) |
