| Adel to Octeville | 291.72 mi (469.48 km) |
| Adel to Oignies | 303.50 mi (488.44 km) |
| Adel to Oissel | 331.85 mi (534.07 km) |
| Adel to Olivet | 440.45 mi (708.83 km) |
| Adel to Ollioules | 813.39 mi (1,309.03 km) |
| Adel to Olonne-sur-Mer | 505.33 mi (813.26 km) |
| Adel to Oloron-Sainte-Marie | 737.51 mi (1,186.91 km) |
| Adel to Onet Village | 681.64 mi (1,096.99 km) |
| Adel to Onnaing | 324.70 mi (522.56 km) |
| Adel to Orange | 730.17 mi (1,175.09 km) |
| Adel to Orchies | 310.09 mi (499.04 km) |
| Adel to Orleans | 438.05 mi (704.97 km) |
| Adel to Orly | 392.21 mi (631.20 km) |
| Adel to Ormesson-sur-Marne | 392.37 mi (631.46 km) |
| Adel to Orsay | 391.33 mi (629.78 km) |
