| Rignano Flaminio to Octeville | 848.85 mi (1,366.09 km) |
| Rignano Flaminio to Oignies | 727.74 mi (1,171.19 km) |
| Rignano Flaminio to Oissel | 736.75 mi (1,185.68 km) |
| Rignano Flaminio to Olivet | 647.24 mi (1,041.63 km) |
| Rignano Flaminio to Ollioules | 343.24 mi (552.39 km) |
| Rignano Flaminio to Olonne-sur-Mer | 763.81 mi (1,229.23 km) |
| Rignano Flaminio to Oloron-Sainte-Marie | 667.56 mi (1,074.33 km) |
| Rignano Flaminio to Onet Village | 519.07 mi (835.36 km) |
| Rignano Flaminio to Onnaing | 706.03 mi (1,136.24 km) |
| Rignano Flaminio to Orange | 409.03 mi (658.28 km) |
| Rignano Flaminio to Orchies | 720.72 mi (1,159.89 km) |
| Rignano Flaminio to Orleans | 648.38 mi (1,043.47 km) |
| Rignano Flaminio to Orly | 664.89 mi (1,070.04 km) |
| Rignano Flaminio to Ormesson-sur-Marne | 661.61 mi (1,064.75 km) |
| Rignano Flaminio to Orsay | 670.23 mi (1,078.62 km) |
