| Henin-Beaumont to Oria | 984.70 mi (1,584.72 km) |
| Henin-Beaumont to Oristano | 776.24 mi (1,249.23 km) |
| Henin-Beaumont to Orta Nova | 875.90 mi (1,409.63 km) |
| Henin-Beaumont to Orte | 709.05 mi (1,141.11 km) |
| Henin-Beaumont to Ortona | 778.56 mi (1,252.96 km) |
| Henin-Beaumont to Orvieto | 686.39 mi (1,104.63 km) |
| Henin-Beaumont to Orzinuovi | 473.89 mi (762.65 km) |
| Henin-Beaumont to Osimo | 689.11 mi (1,109.01 km) |
| Henin-Beaumont to Ospitaletto | 470.27 mi (756.82 km) |
| Henin-Beaumont to Ostuni | 970.85 mi (1,562.43 km) |
| Henin-Beaumont to Ottaviano | 862.53 mi (1,388.10 km) |
| Henin-Beaumont to Ovada | 479.50 mi (771.68 km) |
| Henin-Beaumont to Ozieri | 739.55 mi (1,190.18 km) |
| Henin-Beaumont to Paceco | 980.29 mi (1,577.63 km) |
| Henin-Beaumont to Pachino | 1,122.20 mi (1,806.01 km) |
