| Unicov to Olivenza | 1,413.17 mi (2,274.28 km) |
| Unicov to Olot | 874.15 mi (1,406.81 km) |
| Unicov to Onate | 1,036.63 mi (1,668.30 km) |
| Unicov to Onda | 1,083.64 mi (1,743.95 km) |
| Unicov to Onteniente | 1,152.77 mi (1,855.21 km) |
| Unicov to Orihuela | 1,202.66 mi (1,935.50 km) |
| Unicov to Osuna | 1,401.75 mi (2,255.90 km) |
| Unicov to Ourense | 1,295.66 mi (2,085.16 km) |
| Unicov to Oviedo | 1,171.59 mi (1,885.49 km) |
| Unicov to Paiporta | 1,115.57 mi (1,795.34 km) |
| Unicov to Pajara | 2,206.83 mi (3,551.56 km) |
| Unicov to Palafolls | 888.42 mi (1,429.78 km) |
| Unicov to Palafrugell | 861.22 mi (1,386.00 km) |
| Unicov to Palamos | 865.91 mi (1,393.56 km) |
| Unicov to Palencia | 1,165.25 mi (1,875.29 km) |
