| Ottendorf-Okrilla to Octeville | 688.31 mi (1,107.73 km) |
| Ottendorf-Okrilla to Oignies | 474.90 mi (764.28 km) |
| Ottendorf-Okrilla to Oissel | 575.86 mi (926.75 km) |
| Ottendorf-Okrilla to Olivet | 581.01 mi (935.05 km) |
| Ottendorf-Okrilla to Ollioules | 669.29 mi (1,077.11 km) |
| Ottendorf-Okrilla to Olonne-sur-Mer | 776.29 mi (1,249.32 km) |
| Ottendorf-Okrilla to Oloron-Sainte-Marie | 871.22 mi (1,402.10 km) |
| Ottendorf-Okrilla to Onet Village | 701.23 mi (1,128.52 km) |
| Ottendorf-Okrilla to Onnaing | 449.76 mi (723.83 km) |
| Ottendorf-Okrilla to Orange | 641.49 mi (1,032.37 km) |
| Ottendorf-Okrilla to Orchies | 463.98 mi (746.71 km) |
| Ottendorf-Okrilla to Orleans | 579.43 mi (932.51 km) |
| Ottendorf-Okrilla to Orly | 534.66 mi (860.45 km) |
| Ottendorf-Okrilla to Ormesson-sur-Marne | 527.43 mi (848.81 km) |
| Ottendorf-Okrilla to Orsay | 544.51 mi (876.31 km) |
