| Leek to Cascais | 1,055.69 mi (1,698.96 km) |
| Leek to Castelo Branco | 953.91 mi (1,535.16 km) |
| Leek to Castro Daire | 887.51 mi (1,428.31 km) |
| Leek to Celorico de Basto | 856.48 mi (1,378.38 km) |
| Leek to Chamusca | 998.47 mi (1,606.88 km) |
| Leek to Chaves | 825.06 mi (1,327.81 km) |
| Leek to Cinfaes | 877.23 mi (1,411.76 km) |
| Leek to Coimbra | 940.51 mi (1,513.60 km) |
| Leek to Condeixa-a-Nova | 947.83 mi (1,525.38 km) |
| Leek to Corroios | 1,057.20 mi (1,701.40 km) |
| Leek to Coruche | 1,025.26 mi (1,649.99 km) |
| Leek to Costa de Caparica | 1,056.52 mi (1,700.31 km) |
| Leek to Covilha | 922.64 mi (1,484.85 km) |
| Leek to Eiras | 938.38 mi (1,510.17 km) |
| Leek to Elvas | 1,013.63 mi (1,631.28 km) |
