| Chamusca to Octeville | 785.25 mi (1,263.73 km) |
| Chamusca to Oignies | 949.29 mi (1,527.73 km) |
| Chamusca to Oissel | 835.45 mi (1,344.53 km) |
| Chamusca to Olivet | 783.40 mi (1,260.77 km) |
| Chamusca to Ollioules | 787.95 mi (1,268.08 km) |
| Chamusca to Olonne-sur-Mer | 600.93 mi (967.10 km) |
| Chamusca to Oloron-Sainte-Marie | 487.37 mi (784.35 km) |
| Chamusca to Onet Village | 666.23 mi (1,072.20 km) |
| Chamusca to Onnaing | 962.63 mi (1,549.20 km) |
| Chamusca to Orange | 759.74 mi (1,222.69 km) |
| Chamusca to Orchies | 956.77 mi (1,539.76 km) |
| Chamusca to Orleans | 785.56 mi (1,264.24 km) |
| Chamusca to Orly | 842.67 mi (1,356.15 km) |
| Chamusca to Ormesson-sur-Marne | 849.35 mi (1,366.90 km) |
| Chamusca to Orsay | 833.94 mi (1,342.10 km) |
