| Diedorf to Octeville | 568.86 mi (915.49 km) |
| Diedorf to Oignies | 378.64 mi (609.37 km) |
| Diedorf to Oissel | 444.92 mi (716.02 km) |
| Diedorf to Olivet | 410.20 mi (660.15 km) |
| Diedorf to Ollioules | 430.94 mi (693.53 km) |
| Diedorf to Olonne-sur-Mer | 598.49 mi (963.17 km) |
| Diedorf to Oloron-Sainte-Marie | 652.68 mi (1,050.38 km) |
| Diedorf to Onet Village | 476.74 mi (767.24 km) |
| Diedorf to Onnaing | 351.74 mi (566.07 km) |
| Diedorf to Orange | 406.83 mi (654.73 km) |
| Diedorf to Orchies | 368.43 mi (592.93 km) |
| Diedorf to Orleans | 409.45 mi (658.94 km) |
| Diedorf to Orly | 383.79 mi (617.66 km) |
| Diedorf to Ormesson-sur-Marne | 377.23 mi (607.09 km) |
| Diedorf to Orsay | 393.12 mi (632.66 km) |
