| Montigny-en-Gohelle to Oria | 985.69 mi (1,586.31 km) |
| Montigny-en-Gohelle to Oristano | 776.99 mi (1,250.44 km) |
| Montigny-en-Gohelle to Orta Nova | 876.88 mi (1,411.20 km) |
| Montigny-en-Gohelle to Orte | 709.99 mi (1,142.62 km) |
| Montigny-en-Gohelle to Ortona | 779.53 mi (1,254.53 km) |
| Montigny-en-Gohelle to Orvieto | 687.33 mi (1,106.14 km) |
| Montigny-en-Gohelle to Orzinuovi | 474.85 mi (764.20 km) |
| Montigny-en-Gohelle to Osimo | 690.09 mi (1,110.59 km) |
| Montigny-en-Gohelle to Ospitaletto | 471.23 mi (758.38 km) |
| Montigny-en-Gohelle to Ostuni | 971.84 mi (1,564.03 km) |
| Montigny-en-Gohelle to Ottaviano | 863.48 mi (1,389.63 km) |
| Montigny-en-Gohelle to Ovada | 480.39 mi (773.11 km) |
| Montigny-en-Gohelle to Ozieri | 740.33 mi (1,191.44 km) |
| Montigny-en-Gohelle to Paceco | 981.15 mi (1,579.01 km) |
| Montigny-en-Gohelle to Pachino | 1,123.10 mi (1,807.45 km) |
