| Oak Park to Benavente | 4,005.07 mi (6,445.54 km) |
| Oak Park to Bombarral | 3,978.12 mi (6,402.17 km) |
| Oak Park to Bougado | 3,934.59 mi (6,332.11 km) |
| Oak Park to Braga | 3,933.68 mi (6,330.65 km) |
| Oak Park to Braganca | 3,999.60 mi (6,436.74 km) |
| Oak Park to Cabeceiras de Basto | 3,952.45 mi (6,360.85 km) |
| Oak Park to Cacem | 3,988.37 mi (6,418.66 km) |
| Oak Park to Cadaval | 3,981.89 mi (6,408.23 km) |
| Oak Park to Caldas da Rainha | 3,974.20 mi (6,395.86 km) |
| Oak Park to Calheta | 3,823.49 mi (6,153.31 km) |
| Oak Park to Camara de Lobos | 3,833.90 mi (6,170.06 km) |
| Oak Park to Canico | 3,842.18 mi (6,183.40 km) |
| Oak Park to Cantanhede | 3,966.72 mi (6,383.81 km) |
| Oak Park to Carregal do Sal | 3,990.83 mi (6,422.61 km) |
| Oak Park to Cartaxo | 3,999.44 mi (6,436.47 km) |
