| Ifs to Oignies | 175.27 mi (282.07 km) |
| Ifs to Oissel | 66.66 mi (107.28 km) |
| Ifs to Olivet | 135.63 mi (218.28 km) |
| Ifs to Ollioules | 509.43 mi (819.85 km) |
| Ifs to Olonne-sur-Mer | 191.46 mi (308.13 km) |
| Ifs to Oloron-Sainte-Marie | 410.88 mi (661.24 km) |
| Ifs to Onet Village | 357.98 mi (576.11 km) |
| Ifs to Onnaing | 196.31 mi (315.93 km) |
| Ifs to Orange | 423.26 mi (681.16 km) |
| Ifs to Orchies | 185.05 mi (297.82 km) |
| Ifs to Orleans | 134.18 mi (215.95 km) |
| Ifs to Orly | 127.55 mi (205.28 km) |
| Ifs to Ormesson-sur-Marne | 133.40 mi (214.68 km) |
| Ifs to Orsay | 119.29 mi (191.98 km) |
| Ifs to Orthez | 390.90 mi (629.09 km) |
