| Ostrow Wielkopolski to Bombarral | 1,548.24 mi (2,491.65 km) |
| Ostrow Wielkopolski to Bougado | 1,431.28 mi (2,303.43 km) |
| Ostrow Wielkopolski to Braga | 1,416.46 mi (2,279.57 km) |
| Ostrow Wielkopolski to Braganca | 1,338.47 mi (2,154.05 km) |
| Ostrow Wielkopolski to Cabeceiras de Basto | 1,400.89 mi (2,254.51 km) |
| Ostrow Wielkopolski to Cacem | 1,577.62 mi (2,538.94 km) |
| Ostrow Wielkopolski to Cadaval | 1,547.68 mi (2,490.75 km) |
| Ostrow Wielkopolski to Caldas da Rainha | 1,541.00 mi (2,480.00 km) |
| Ostrow Wielkopolski to Calheta | 2,183.96 mi (3,514.75 km) |
| Ostrow Wielkopolski to Camara de Lobos | 2,178.12 mi (3,505.34 km) |
| Ostrow Wielkopolski to Canico | 2,175.85 mi (3,501.68 km) |
| Ostrow Wielkopolski to Cantanhede | 1,476.51 mi (2,376.21 km) |
| Ostrow Wielkopolski to Carregal do Sal | 1,448.93 mi (2,331.82 km) |
| Ostrow Wielkopolski to Cartaxo | 1,539.12 mi (2,476.97 km) |
| Ostrow Wielkopolski to Cascais | 1,585.22 mi (2,551.16 km) |
