| Normal to Octeville | 4,063.72 mi (6,539.93 km) |
| Normal to Oignies | 4,216.56 mi (6,785.90 km) |
| Normal to Oissel | 4,181.13 mi (6,728.88 km) |
| Normal to Olivet | 4,263.90 mi (6,862.08 km) |
| Normal to Ollioules | 4,600.02 mi (7,403.01 km) |
| Normal to Olonne-sur-Mer | 4,159.36 mi (6,693.85 km) |
| Normal to Oloron-Sainte-Marie | 4,324.45 mi (6,959.53 km) |
| Normal to Onet Village | 4,417.81 mi (7,109.78 km) |
| Normal to Onnaing | 4,242.43 mi (6,827.53 km) |
| Normal to Orange | 4,518.47 mi (7,271.77 km) |
| Normal to Orchies | 4,225.94 mi (6,800.99 km) |
| Normal to Orleans | 4,262.89 mi (6,860.45 km) |
| Normal to Orly | 4,252.79 mi (6,844.21 km) |
| Normal to Ormesson-sur-Marne | 4,257.06 mi (6,851.08 km) |
| Normal to Orsay | 4,246.29 mi (6,833.75 km) |
