| Atherton to Cascais | 1,075.25 mi (1,730.45 km) |
| Atherton to Castelo Branco | 975.68 mi (1,570.20 km) |
| Atherton to Castro Daire | 908.08 mi (1,461.41 km) |
| Atherton to Celorico de Basto | 876.66 mi (1,410.84 km) |
| Atherton to Chamusca | 1,019.03 mi (1,639.97 km) |
| Atherton to Chaves | 845.89 mi (1,361.33 km) |
| Atherton to Cinfaes | 897.36 mi (1,444.16 km) |
| Atherton to Coimbra | 960.70 mi (1,546.09 km) |
| Atherton to Condeixa-a-Nova | 967.96 mi (1,557.78 km) |
| Atherton to Corroios | 1,077.18 mi (1,733.56 km) |
| Atherton to Coruche | 1,045.95 mi (1,683.29 km) |
| Atherton to Costa de Caparica | 1,076.37 mi (1,732.25 km) |
| Atherton to Covilha | 944.20 mi (1,519.54 km) |
| Atherton to Eiras | 958.56 mi (1,542.65 km) |
| Atherton to Elvas | 1,036.27 mi (1,667.72 km) |
