| Castellanza to Plombieres | 378.67 mi (609.41 km) |
| Castellanza to Pont-a-Celles | 397.31 mi (639.40 km) |
| Castellanza to Poperinge | 459.79 mi (739.97 km) |
| Castellanza to Profondeville | 377.88 mi (608.13 km) |
| Castellanza to Putte | 423.31 mi (681.25 km) |
| Castellanza to Puurs | 432.57 mi (696.15 km) |
| Castellanza to Quaregnon | 405.81 mi (653.09 km) |
| Castellanza to Raeren | 372.77 mi (599.91 km) |
| Castellanza to Ranst | 434.12 mi (698.65 km) |
| Castellanza to Ravels | 435.42 mi (700.74 km) |
| Castellanza to Retie | 427.95 mi (688.71 km) |
| Castellanza to Riemst | 389.46 mi (626.77 km) |
| Castellanza to Rijkevorsel | 438.86 mi (706.28 km) |
| Castellanza to Rixensart | 405.62 mi (652.78 km) |
| Castellanza to Rochefort | 357.59 mi (575.49 km) |
