| Montrouge to Plombieres | 209.08 mi (336.49 km) |
| Montrouge to Pont-a-Celles | 147.46 mi (237.31 km) |
| Montrouge to Poperinge | 141.92 mi (228.40 km) |
| Montrouge to Profondeville | 156.94 mi (252.57 km) |
| Montrouge to Putte | 185.36 mi (298.31 km) |
| Montrouge to Puurs | 178.71 mi (287.60 km) |
| Montrouge to Quaregnon | 131.33 mi (211.35 km) |
| Montrouge to Raeren | 212.85 mi (342.55 km) |
| Montrouge to Ranst | 192.06 mi (309.08 km) |
| Montrouge to Ravels | 212.39 mi (341.81 km) |
| Montrouge to Retie | 208.48 mi (335.52 km) |
| Montrouge to Riemst | 200.77 mi (323.11 km) |
| Montrouge to Rijkevorsel | 205.82 mi (331.24 km) |
| Montrouge to Rixensart | 164.19 mi (264.24 km) |
| Montrouge to Rochefort | 159.90 mi (257.33 km) |
