| Tromso to Olivenza | 2,344.67 mi (3,773.37 km) |
| Tromso to Olot | 1,988.55 mi (3,200.26 km) |
| Tromso to Onate | 1,989.66 mi (3,202.05 km) |
| Tromso to Onda | 2,168.83 mi (3,490.40 km) |
| Tromso to Onteniente | 2,249.72 mi (3,620.57 km) |
| Tromso to Orihuela | 2,303.38 mi (3,706.93 km) |
| Tromso to Osuna | 2,413.23 mi (3,883.72 km) |
| Tromso to Ourense | 2,114.86 mi (3,403.54 km) |
| Tromso to Oviedo | 2,016.47 mi (3,245.20 km) |
| Tromso to Paiporta | 2,206.68 mi (3,551.30 km) |
| Tromso to Pajara | 3,140.67 mi (5,054.41 km) |
| Tromso to Palafolls | 2,020.56 mi (3,251.78 km) |
| Tromso to Palafrugell | 1,999.57 mi (3,218.00 km) |
| Tromso to Palamos | 2,004.77 mi (3,226.36 km) |
| Tromso to Palencia | 2,086.30 mi (3,357.57 km) |
