| Cassano al Ionio to Olivenza | 1,251.96 mi (2,014.83 km) |
| Cassano al Ionio to Olot | 739.14 mi (1,189.52 km) |
| Cassano al Ionio to Onate | 994.14 mi (1,599.91 km) |
| Cassano al Ionio to Onda | 878.04 mi (1,413.07 km) |
| Cassano al Ionio to Onteniente | 905.92 mi (1,457.93 km) |
| Cassano al Ionio to Orihuela | 933.74 mi (1,502.71 km) |
| Cassano al Ionio to Osuna | 1,168.38 mi (1,880.33 km) |
| Cassano al Ionio to Ourense | 1,267.65 mi (2,040.09 km) |
| Cassano al Ionio to Oviedo | 1,168.19 mi (1,880.03 km) |
| Cassano al Ionio to Paiporta | 889.90 mi (1,432.15 km) |
| Cassano al Ionio to Pajara | 1,899.52 mi (3,056.99 km) |
| Cassano al Ionio to Palafolls | 721.39 mi (1,160.97 km) |
| Cassano al Ionio to Palafrugell | 702.33 mi (1,130.29 km) |
| Cassano al Ionio to Palamos | 703.43 mi (1,132.06 km) |
| Cassano al Ionio to Palencia | 1,096.97 mi (1,765.40 km) |
