| South Valley to Octeville | 5,014.64 mi (8,070.28 km) |
| South Valley to Oignies | 5,148.57 mi (8,285.82 km) |
| South Valley to Oissel | 5,126.54 mi (8,250.37 km) |
| South Valley to Olivet | 5,216.76 mi (8,395.57 km) |
| South Valley to Ollioules | 5,569.04 mi (8,962.50 km) |
| South Valley to Olonne-sur-Mer | 5,130.18 mi (8,256.22 km) |
| South Valley to Oloron-Sainte-Marie | 5,310.45 mi (8,546.35 km) |
| South Valley to Onet Village | 5,389.47 mi (8,673.51 km) |
| South Valley to Onnaing | 5,173.19 mi (8,325.45 km) |
| South Valley to Orange | 5,485.11 mi (8,827.43 km) |
| South Valley to Orchies | 5,157.15 mi (8,299.64 km) |
| South Valley to Orleans | 5,215.48 mi (8,393.51 km) |
| South Valley to Orly | 5,198.50 mi (8,366.18 km) |
| South Valley to Ormesson-sur-Marne | 5,202.07 mi (8,371.92 km) |
| South Valley to Orsay | 5,192.90 mi (8,357.17 km) |
