| Carlet to Octeville | 720.71 mi (1,159.87 km) |
| Carlet to Oignies | 795.41 mi (1,280.09 km) |
| Carlet to Oissel | 703.40 mi (1,132.02 km) |
| Carlet to Olivet | 608.91 mi (979.94 km) |
| Carlet to Ollioules | 427.27 mi (687.62 km) |
| Carlet to Olonne-sur-Mer | 508.99 mi (819.14 km) |
| Carlet to Oloron-Sainte-Marie | 274.18 mi (441.26 km) |
| Carlet to Onet Village | 389.57 mi (626.95 km) |
| Carlet to Onnaing | 796.85 mi (1,282.41 km) |
| Carlet to Orange | 436.65 mi (702.73 km) |
| Carlet to Orchies | 798.49 mi (1,285.05 km) |
| Carlet to Orleans | 611.59 mi (984.27 km) |
| Carlet to Orly | 673.22 mi (1,083.45 km) |
| Carlet to Ormesson-sur-Marne | 677.61 mi (1,090.51 km) |
| Carlet to Orsay | 668.03 mi (1,075.09 km) |
