| Mill Valley to Octeville | 5,398.53 mi (8,688.09 km) |
| Mill Valley to Oignies | 5,493.86 mi (8,841.51 km) |
| Mill Valley to Oissel | 5,496.42 mi (8,845.64 km) |
| Mill Valley to Olivet | 5,597.36 mi (9,008.08 km) |
| Mill Valley to Ollioules | 5,970.45 mi (9,608.50 km) |
| Mill Valley to Olonne-sur-Mer | 5,549.03 mi (8,930.31 km) |
| Mill Valley to Oloron-Sainte-Marie | 5,757.03 mi (9,265.04 km) |
| Mill Valley to Onet Village | 5,801.98 mi (9,337.38 km) |
| Mill Valley to Onnaing | 5,515.43 mi (8,876.23 km) |
| Mill Valley to Orange | 5,884.15 mi (9,469.63 km) |
| Mill Valley to Orchies | 5,500.75 mi (8,852.60 km) |
| Mill Valley to Orleans | 5,595.61 mi (9,005.27 km) |
| Mill Valley to Orly | 5,566.40 mi (8,958.26 km) |
| Mill Valley to Ormesson-sur-Marne | 5,568.56 mi (8,961.73 km) |
| Mill Valley to Orsay | 5,562.65 mi (8,952.21 km) |
