| Trotwood to Octeville | 3,907.94 mi (6,289.22 km) |
| Trotwood to Oignies | 4,069.38 mi (6,549.03 km) |
| Trotwood to Oissel | 4,027.54 mi (6,481.71 km) |
| Trotwood to Olivet | 4,106.12 mi (6,608.16 km) |
| Trotwood to Ollioules | 4,432.30 mi (7,133.10 km) |
| Trotwood to Olonne-sur-Mer | 3,992.47 mi (6,425.27 km) |
| Trotwood to Oloron-Sainte-Marie | 4,148.14 mi (6,675.78 km) |
| Trotwood to Onet Village | 4,249.39 mi (6,838.73 km) |
| Trotwood to Onnaing | 4,095.70 mi (6,591.39 km) |
| Trotwood to Orange | 4,352.36 mi (7,004.44 km) |
| Trotwood to Orchies | 4,079.08 mi (6,564.64 km) |
| Trotwood to Orleans | 4,105.25 mi (6,606.76 km) |
| Trotwood to Orly | 4,098.70 mi (6,596.22 km) |
| Trotwood to Ormesson-sur-Marne | 4,103.30 mi (6,603.62 km) |
| Trotwood to Orsay | 4,091.78 mi (6,585.08 km) |
