| Casaluce to Octeville | 970.26 mi (1,561.48 km) |
| Casaluce to Oignies | 846.69 mi (1,362.61 km) |
| Casaluce to Oissel | 857.97 mi (1,380.77 km) |
| Casaluce to Olivet | 768.60 mi (1,236.95 km) |
| Casaluce to Ollioules | 452.97 mi (728.99 km) |
| Casaluce to Olonne-sur-Mer | 881.84 mi (1,419.19 km) |
| Casaluce to Oloron-Sainte-Marie | 773.01 mi (1,244.04 km) |
| Casaluce to Onet Village | 633.00 mi (1,018.72 km) |
| Casaluce to Onnaing | 824.44 mi (1,326.81 km) |
| Casaluce to Orange | 524.30 mi (843.79 km) |
| Casaluce to Orchies | 839.40 mi (1,350.89 km) |
| Casaluce to Orleans | 769.76 mi (1,238.81 km) |
| Casaluce to Orly | 786.08 mi (1,265.07 km) |
| Casaluce to Ormesson-sur-Marne | 782.72 mi (1,259.67 km) |
| Casaluce to Orsay | 791.49 mi (1,273.78 km) |
