| Montemor-o-Velho to Olivenza | 132.67 mi (213.51 km) |
| Montemor-o-Velho to Olot | 597.01 mi (960.79 km) |
| Montemor-o-Velho to Onate | 379.40 mi (610.58 km) |
| Montemor-o-Velho to Onda | 445.26 mi (716.58 km) |
| Montemor-o-Velho to Onteniente | 440.34 mi (708.66 km) |
| Montemor-o-Velho to Orihuela | 438.71 mi (706.03 km) |
| Montemor-o-Velho to Osuna | 279.97 mi (450.57 km) |
| Montemor-o-Velho to Ourense | 155.84 mi (250.81 km) |
| Montemor-o-Velho to Oviedo | 264.68 mi (425.96 km) |
| Montemor-o-Velho to Paiporta | 441.55 mi (710.60 km) |
| Montemor-o-Velho to Pajara | 872.61 mi (1,404.33 km) |
| Montemor-o-Velho to Palafolls | 605.45 mi (974.38 km) |
| Montemor-o-Velho to Palafrugell | 628.54 mi (1,011.53 km) |
| Montemor-o-Velho to Palamos | 626.19 mi (1,007.76 km) |
| Montemor-o-Velho to Palencia | 251.03 mi (404.00 km) |
