| Grand Forks to Cascais | 4,212.39 mi (6,779.18 km) |
| Grand Forks to Castelo Branco | 4,241.07 mi (6,825.35 km) |
| Grand Forks to Castro Daire | 4,175.54 mi (6,719.89 km) |
| Grand Forks to Celorico de Basto | 4,151.63 mi (6,681.40 km) |
| Grand Forks to Chamusca | 4,221.85 mi (6,794.41 km) |
| Grand Forks to Chaves | 4,157.08 mi (6,690.17 km) |
| Grand Forks to Cinfaes | 4,158.70 mi (6,692.79 km) |
| Grand Forks to Coimbra | 4,185.89 mi (6,736.53 km) |
| Grand Forks to Condeixa-a-Nova | 4,187.18 mi (6,738.62 km) |
| Grand Forks to Corroios | 4,227.16 mi (6,802.95 km) |
| Grand Forks to Coruche | 4,237.57 mi (6,819.72 km) |
| Grand Forks to Costa de Caparica | 4,222.33 mi (6,795.18 km) |
| Grand Forks to Covilha | 4,220.29 mi (6,791.90 km) |
| Grand Forks to Eiras | 4,184.73 mi (6,734.67 km) |
| Grand Forks to Elvas | 4,297.92 mi (6,916.83 km) |
