| Osterode to Olivenza | 1,229.00 mi (1,977.88 km) |
| Osterode to Olot | 753.40 mi (1,212.49 km) |
| Osterode to Onate | 841.67 mi (1,354.53 km) |
| Osterode to Onda | 955.48 mi (1,537.69 km) |
| Osterode to Onteniente | 1,033.81 mi (1,663.76 km) |
| Osterode to Orihuela | 1,087.55 mi (1,750.24 km) |
| Osterode to Osuna | 1,249.88 mi (2,011.49 km) |
| Osterode to Ourense | 1,066.96 mi (1,717.10 km) |
| Osterode to Oviedo | 944.12 mi (1,519.41 km) |
| Osterode to Paiporta | 991.97 mi (1,596.42 km) |
| Osterode to Pajara | 2,045.89 mi (3,292.54 km) |
| Osterode to Palafolls | 779.69 mi (1,254.79 km) |
| Osterode to Palafrugell | 755.36 mi (1,215.64 km) |
| Osterode to Palamos | 760.60 mi (1,224.07 km) |
| Osterode to Palencia | 965.09 mi (1,553.16 km) |
