| Grosse Pointe Park to Cascais | 3,744.38 mi (6,025.99 km) |
| Grosse Pointe Park to Castelo Branco | 3,796.37 mi (6,109.66 km) |
| Grosse Pointe Park to Castro Daire | 3,740.38 mi (6,019.57 km) |
| Grosse Pointe Park to Celorico de Basto | 3,721.58 mi (5,989.30 km) |
| Grosse Pointe Park to Chamusca | 3,766.30 mi (6,061.28 km) |
| Grosse Pointe Park to Chaves | 3,734.14 mi (6,009.52 km) |
| Grosse Pointe Park to Cinfaes | 3,724.66 mi (5,994.27 km) |
| Grosse Pointe Park to Coimbra | 3,740.15 mi (6,019.19 km) |
| Grosse Pointe Park to Condeixa-a-Nova | 3,739.98 mi (6,018.92 km) |
| Grosse Pointe Park to Corroios | 3,759.77 mi (6,050.77 km) |
| Grosse Pointe Park to Coruche | 3,777.51 mi (6,079.31 km) |
| Grosse Pointe Park to Costa de Caparica | 3,754.77 mi (6,042.72 km) |
| Grosse Pointe Park to Covilha | 3,780.73 mi (6,084.50 km) |
| Grosse Pointe Park to Eiras | 3,739.37 mi (6,017.93 km) |
| Grosse Pointe Park to Elvas | 3,844.97 mi (6,187.88 km) |
