| The Woodlands to Octeville | 4,823.45 mi (7,762.60 km) |
| The Woodlands to Oignies | 4,986.16 mi (8,024.45 km) |
| The Woodlands to Oissel | 4,943.49 mi (7,955.78 km) |
| The Woodlands to Olivet | 5,020.98 mi (8,080.49 km) |
| The Woodlands to Ollioules | 5,342.62 mi (8,598.12 km) |
| The Woodlands to Olonne-sur-Mer | 4,903.77 mi (7,891.85 km) |
| The Woodlands to Oloron-Sainte-Marie | 5,053.11 mi (8,132.19 km) |
| The Woodlands to Onet Village | 5,159.53 mi (8,303.46 km) |
| The Woodlands to Onnaing | 5,012.50 mi (8,066.85 km) |
| The Woodlands to Orange | 5,263.64 mi (8,471.01 km) |
| The Woodlands to Orchies | 4,995.88 mi (8,040.10 km) |
| The Woodlands to Orleans | 5,020.16 mi (8,079.16 km) |
| The Woodlands to Orly | 5,014.51 mi (8,070.07 km) |
| The Woodlands to Ormesson-sur-Marne | 5,019.17 mi (8,077.58 km) |
| The Woodlands to Orsay | 5,007.50 mi (8,058.78 km) |
