| Cat to Octeville | 2,174.21 mi (3,499.05 km) |
| Cat to Oignies | 1,974.06 mi (3,176.94 km) |
| Cat to Oissel | 2,050.62 mi (3,300.15 km) |
| Cat to Olivet | 2,008.62 mi (3,232.56 km) |
| Cat to Ollioules | 1,824.19 mi (2,935.75 km) |
| Cat to Olonne-sur-Mer | 2,182.05 mi (3,511.67 km) |
| Cat to Oloron-Sainte-Marie | 2,147.08 mi (3,455.39 km) |
| Cat to Onet Village | 1,979.92 mi (3,186.37 km) |
| Cat to Onnaing | 1,946.94 mi (3,133.29 km) |
| Cat to Orange | 1,871.43 mi (3,011.77 km) |
| Cat to Orchies | 1,963.19 mi (3,159.45 km) |
| Cat to Orleans | 2,008.32 mi (3,232.07 km) |
| Cat to Orly | 1,989.05 mi (3,201.06 km) |
| Cat to Ormesson-sur-Marne | 1,982.63 mi (3,190.74 km) |
| Cat to Orsay | 1,998.18 mi (3,215.76 km) |
