| Rock Hill to Octeville | 3,987.45 mi (6,417.19 km) |
| Rock Hill to Oignies | 4,163.30 mi (6,700.19 km) |
| Rock Hill to Oissel | 4,110.07 mi (6,614.52 km) |
| Rock Hill to Olivet | 4,179.99 mi (6,727.05 km) |
| Rock Hill to Ollioules | 4,483.82 mi (7,216.02 km) |
| Rock Hill to Olonne-sur-Mer | 4,049.53 mi (6,517.09 km) |
| Rock Hill to Oloron-Sainte-Marie | 4,184.30 mi (6,733.98 km) |
| Rock Hill to Onet Village | 4,301.02 mi (6,921.82 km) |
| Rock Hill to Onnaing | 4,190.20 mi (6,743.48 km) |
| Rock Hill to Orange | 4,407.78 mi (7,093.63 km) |
| Rock Hill to Orchies | 4,173.51 mi (6,716.62 km) |
| Rock Hill to Orleans | 4,179.41 mi (6,726.11 km) |
| Rock Hill to Orly | 4,179.62 mi (6,726.44 km) |
| Rock Hill to Ormesson-sur-Marne | 4,184.79 mi (6,734.77 km) |
| Rock Hill to Orsay | 4,171.97 mi (6,714.14 km) |
