| Cottage Grove to Octeville | 4,022.55 mi (6,473.66 km) |
| Cottage Grove to Oignies | 4,159.07 mi (6,693.38 km) |
| Cottage Grove to Oissel | 4,135.06 mi (6,654.74 km) |
| Cottage Grove to Olivet | 4,224.61 mi (6,798.86 km) |
| Cottage Grove to Ollioules | 4,576.39 mi (7,364.98 km) |
| Cottage Grove to Olonne-sur-Mer | 4,137.64 mi (6,658.88 km) |
| Cottage Grove to Oloron-Sainte-Marie | 4,319.45 mi (6,951.48 km) |
| Cottage Grove to Onet Village | 4,396.91 mi (7,076.14 km) |
| Cottage Grove to Onnaing | 4,183.95 mi (6,733.41 km) |
| Cottage Grove to Orange | 4,492.44 mi (7,229.88 km) |
| Cottage Grove to Orchies | 4,167.80 mi (6,707.43 km) |
| Cottage Grove to Orleans | 4,223.35 mi (6,796.83 km) |
| Cottage Grove to Orly | 4,207.04 mi (6,770.58 km) |
| Cottage Grove to Ormesson-sur-Marne | 4,210.69 mi (6,776.45 km) |
| Cottage Grove to Orsay | 4,201.33 mi (6,761.39 km) |
