| Olean to Benavente | 3,559.36 mi (5,728.23 km) |
| Olean to Bombarral | 3,532.92 mi (5,685.68 km) |
| Olean to Bougado | 3,497.78 mi (5,629.13 km) |
| Olean to Braga | 3,497.90 mi (5,629.33 km) |
| Olean to Braganca | 3,567.39 mi (5,741.16 km) |
| Olean to Cabeceiras de Basto | 3,517.22 mi (5,660.41 km) |
| Olean to Cacem | 3,541.27 mi (5,699.12 km) |
| Olean to Cadaval | 3,536.64 mi (5,691.68 km) |
| Olean to Caldas da Rainha | 3,529.50 mi (5,680.18 km) |
| Olean to Calheta | 3,351.76 mi (5,394.13 km) |
| Olean to Camara de Lobos | 3,362.28 mi (5,411.06 km) |
| Olean to Canico | 3,370.58 mi (5,424.43 km) |
| Olean to Cantanhede | 3,526.14 mi (5,674.77 km) |
| Olean to Carregal do Sal | 3,551.45 mi (5,715.51 km) |
| Olean to Cartaxo | 3,554.36 mi (5,720.20 km) |
