| Martinsicuro to Olivenza | 1,133.81 mi (1,824.70 km) |
| Martinsicuro to Olot | 583.39 mi (938.88 km) |
| Martinsicuro to Onate | 824.67 mi (1,327.18 km) |
| Martinsicuro to Onda | 760.85 mi (1,224.47 km) |
| Martinsicuro to Onteniente | 807.94 mi (1,300.26 km) |
| Martinsicuro to Orihuela | 847.01 mi (1,363.12 km) |
| Martinsicuro to Osuna | 1,075.79 mi (1,731.32 km) |
| Martinsicuro to Ourense | 1,105.10 mi (1,778.48 km) |
| Martinsicuro to Oviedo | 994.83 mi (1,601.02 km) |
| Martinsicuro to Paiporta | 781.86 mi (1,258.29 km) |
| Martinsicuro to Pajara | 1,853.06 mi (2,982.20 km) |
| Martinsicuro to Palafolls | 576.53 mi (927.84 km) |
| Martinsicuro to Palafrugell | 552.33 mi (888.89 km) |
| Martinsicuro to Palamos | 554.98 mi (893.16 km) |
| Martinsicuro to Palencia | 940.63 mi (1,513.79 km) |
