| North Valley to Octeville | 5,003.89 mi (8,052.98 km) |
| North Valley to Oignies | 5,137.62 mi (8,268.19 km) |
| North Valley to Oissel | 5,115.73 mi (8,232.96 km) |
| North Valley to Olivet | 5,206.02 mi (8,378.28 km) |
| North Valley to Ollioules | 5,558.48 mi (8,945.51 km) |
| North Valley to Olonne-sur-Mer | 5,119.68 mi (8,239.32 km) |
| North Valley to Oloron-Sainte-Marie | 5,300.18 mi (8,529.81 km) |
| North Valley to Onet Village | 5,378.96 mi (8,656.60 km) |
| North Valley to Onnaing | 5,162.23 mi (8,307.80 km) |
| North Valley to Orange | 5,474.52 mi (8,810.39 km) |
| North Valley to Orchies | 5,146.19 mi (8,281.99 km) |
| North Valley to Orleans | 5,204.74 mi (8,376.22 km) |
| North Valley to Orly | 5,187.68 mi (8,348.77 km) |
| North Valley to Ormesson-sur-Marne | 5,191.24 mi (8,354.49 km) |
| North Valley to Orsay | 5,182.09 mi (8,339.77 km) |
