| Iesi to Octeville | 820.91 mi (1,321.13 km) |
| Iesi to Oignies | 679.57 mi (1,093.66 km) |
| Iesi to Oissel | 703.09 mi (1,131.52 km) |
| Iesi to Olivet | 623.12 mi (1,002.82 km) |
| Iesi to Ollioules | 372.35 mi (599.23 km) |
| Iesi to Olonne-sur-Mer | 760.69 mi (1,224.21 km) |
| Iesi to Oloron-Sainte-Marie | 695.12 mi (1,118.70 km) |
| Iesi to Onet Village | 532.40 mi (856.81 km) |
| Iesi to Onnaing | 655.98 mi (1,055.69 km) |
| Iesi to Orange | 422.10 mi (679.31 km) |
| Iesi to Orchies | 671.55 mi (1,080.76 km) |
| Iesi to Orleans | 623.88 mi (1,004.04 km) |
| Iesi to Orly | 631.34 mi (1,016.04 km) |
| Iesi to Ormesson-sur-Marne | 627.16 mi (1,009.31 km) |
| Iesi to Orsay | 637.81 mi (1,026.46 km) |
