| Palombara Sabina to Octeville | 865.80 mi (1,393.37 km) |
| Palombara Sabina to Oignies | 743.64 mi (1,196.77 km) |
| Palombara Sabina to Oissel | 753.47 mi (1,212.59 km) |
| Palombara Sabina to Olivet | 664.25 mi (1,069.01 km) |
| Palombara Sabina to Ollioules | 359.53 mi (578.60 km) |
| Palombara Sabina to Olonne-sur-Mer | 780.95 mi (1,256.82 km) |
| Palombara Sabina to Oloron-Sainte-Marie | 683.54 mi (1,100.04 km) |
| Palombara Sabina to Onet Village | 535.89 mi (862.43 km) |
| Palombara Sabina to Onnaing | 721.77 mi (1,161.58 km) |
| Palombara Sabina to Orange | 425.95 mi (685.50 km) |
| Palombara Sabina to Orchies | 736.54 mi (1,185.35 km) |
| Palombara Sabina to Orleans | 665.38 mi (1,070.83 km) |
| Palombara Sabina to Orly | 681.59 mi (1,096.91 km) |
| Palombara Sabina to Ormesson-sur-Marne | 678.27 mi (1,091.56 km) |
| Palombara Sabina to Orsay | 686.97 mi (1,105.58 km) |
