| Middletown to Octeville | 3,922.74 mi (6,313.04 km) |
| Middletown to Oignies | 4,084.73 mi (6,573.74 km) |
| Middletown to Oissel | 4,042.48 mi (6,505.74 km) |
| Middletown to Olivet | 4,120.75 mi (6,631.70 km) |
| Middletown to Ollioules | 4,446.15 mi (7,155.38 km) |
| Middletown to Olonne-sur-Mer | 4,006.44 mi (6,447.74 km) |
| Middletown to Oloron-Sainte-Marie | 4,161.31 mi (6,696.98 km) |
| Middletown to Onet Village | 4,263.20 mi (6,860.95 km) |
| Middletown to Onnaing | 4,111.08 mi (6,616.14 km) |
| Middletown to Orange | 4,366.34 mi (7,026.94 km) |
| Middletown to Orchies | 4,094.46 mi (6,589.39 km) |
| Middletown to Orleans | 4,119.89 mi (6,630.33 km) |
| Middletown to Orly | 4,113.59 mi (6,620.18 km) |
| Middletown to Ormesson-sur-Marne | 4,118.21 mi (6,627.62 km) |
| Middletown to Orsay | 4,106.64 mi (6,609.00 km) |
