| Walthamstow to Cascais | 999.16 mi (1,607.99 km) |
| Walthamstow to Castelo Branco | 888.42 mi (1,429.77 km) |
| Walthamstow to Castro Daire | 828.25 mi (1,332.94 km) |
| Walthamstow to Celorico de Basto | 799.42 mi (1,286.54 km) |
| Walthamstow to Chamusca | 938.02 mi (1,509.59 km) |
| Walthamstow to Chaves | 765.46 mi (1,231.89 km) |
| Walthamstow to Cinfaes | 820.07 mi (1,319.78 km) |
| Walthamstow to Coimbra | 882.34 mi (1,419.99 km) |
| Walthamstow to Condeixa-a-Nova | 889.82 mi (1,432.03 km) |
| Walthamstow to Corroios | 998.81 mi (1,607.43 km) |
| Walthamstow to Coruche | 963.98 mi (1,551.37 km) |
| Walthamstow to Costa de Caparica | 998.73 mi (1,607.30 km) |
| Walthamstow to Covilha | 858.46 mi (1,381.56 km) |
| Walthamstow to Eiras | 880.28 mi (1,416.67 km) |
| Walthamstow to Elvas | 943.58 mi (1,518.55 km) |
