| Namsos to Olivenza | 1,935.01 mi (3,114.10 km) |
| Namsos to Olot | 1,580.26 mi (2,543.19 km) |
| Namsos to Onate | 1,577.97 mi (2,539.50 km) |
| Namsos to Onda | 1,758.04 mi (2,829.30 km) |
| Namsos to Onteniente | 1,838.91 mi (2,959.44 km) |
| Namsos to Orihuela | 1,892.47 mi (3,045.63 km) |
| Namsos to Osuna | 2,001.75 mi (3,221.51 km) |
| Namsos to Ourense | 1,708.41 mi (2,749.42 km) |
| Namsos to Oviedo | 1,607.63 mi (2,587.23 km) |
| Namsos to Paiporta | 1,795.89 mi (2,890.20 km) |
| Namsos to Pajara | 2,735.58 mi (4,402.50 km) |
| Namsos to Palafolls | 1,612.91 mi (2,595.73 km) |
| Namsos to Palafrugell | 1,592.54 mi (2,562.94 km) |
| Namsos to Palamos | 1,597.70 mi (2,571.26 km) |
| Namsos to Palencia | 1,675.47 mi (2,696.41 km) |
