| Hanover to Octeville | 3,602.66 mi (5,797.92 km) |
| Hanover to Oignies | 3,774.25 mi (6,074.07 km) |
| Hanover to Oissel | 3,724.45 mi (5,993.93 km) |
| Hanover to Olivet | 3,797.37 mi (6,111.27 km) |
| Hanover to Ollioules | 4,110.06 mi (6,614.50 km) |
| Hanover to Olonne-sur-Mer | 3,672.94 mi (5,911.02 km) |
| Hanover to Oloron-Sainte-Marie | 3,816.68 mi (6,142.35 km) |
| Hanover to Onet Village | 3,926.96 mi (6,319.83 km) |
| Hanover to Onnaing | 3,801.02 mi (6,117.14 km) |
| Hanover to Orange | 4,032.34 mi (6,489.42 km) |
| Hanover to Orchies | 3,784.33 mi (6,090.28 km) |
| Hanover to Orleans | 3,796.69 mi (6,110.18 km) |
| Hanover to Orly | 3,794.61 mi (6,106.84 km) |
| Hanover to Ormesson-sur-Marne | 3,799.61 mi (6,114.88 km) |
| Hanover to Orsay | 3,787.20 mi (6,094.90 km) |
