| Three Lakes to Cascais | 4,146.41 mi (6,673.01 km) |
| Three Lakes to Castelo Branco | 4,233.24 mi (6,812.74 km) |
| Three Lakes to Castro Daire | 4,197.44 mi (6,755.13 km) |
| Three Lakes to Celorico de Basto | 4,188.40 mi (6,740.58 km) |
| Three Lakes to Chamusca | 4,187.66 mi (6,739.39 km) |
| Three Lakes to Chaves | 4,211.23 mi (6,777.31 km) |
| Three Lakes to Cinfaes | 4,184.83 mi (6,734.83 km) |
| Three Lakes to Coimbra | 4,179.98 mi (6,727.03 km) |
| Three Lakes to Condeixa-a-Nova | 4,177.43 mi (6,722.92 km) |
| Three Lakes to Corroios | 4,161.58 mi (6,697.42 km) |
| Three Lakes to Coruche | 4,190.31 mi (6,743.65 km) |
| Three Lakes to Costa de Caparica | 4,156.71 mi (6,689.58 km) |
| Three Lakes to Covilha | 4,227.33 mi (6,803.23 km) |
| Three Lakes to Eiras | 4,179.88 mi (6,726.87 km) |
| Three Lakes to Elvas | 4,264.16 mi (6,862.51 km) |
