| Montgeron to Plombieres | 209.63 mi (337.36 km) |
| Montgeron to Pont-a-Celles | 150.19 mi (241.70 km) |
| Montgeron to Poperinge | 149.08 mi (239.91 km) |
| Montgeron to Profondeville | 158.20 mi (254.60 km) |
| Montgeron to Putte | 188.76 mi (303.77 km) |
| Montgeron to Puurs | 182.81 mi (294.21 km) |
| Montgeron to Quaregnon | 135.08 mi (217.39 km) |
| Montgeron to Raeren | 213.05 mi (342.87 km) |
| Montgeron to Ranst | 195.87 mi (315.22 km) |
| Montgeron to Ravels | 215.73 mi (347.18 km) |
| Montgeron to Retie | 211.54 mi (340.43 km) |
| Montgeron to Riemst | 201.99 mi (325.08 km) |
| Montgeron to Rijkevorsel | 209.51 mi (337.17 km) |
| Montgeron to Rixensart | 167.07 mi (268.87 km) |
| Montgeron to Rochefort | 159.83 mi (257.22 km) |
