| Castle Rock to Plombieres | 4,939.77 mi (7,949.79 km) |
| Castle Rock to Pont-a-Celles | 4,896.28 mi (7,879.80 km) |
| Castle Rock to Poperinge | 4,825.51 mi (7,765.92 km) |
| Castle Rock to Profondeville | 4,919.33 mi (7,916.90 km) |
| Castle Rock to Putte | 4,881.71 mi (7,856.35 km) |
| Castle Rock to Puurs | 4,868.71 mi (7,835.43 km) |
| Castle Rock to Quaregnon | 4,882.74 mi (7,858.01 km) |
| Castle Rock to Raeren | 4,947.56 mi (7,962.33 km) |
| Castle Rock to Ranst | 4,872.34 mi (7,841.27 km) |
| Castle Rock to Ravels | 4,880.03 mi (7,853.65 km) |
| Castle Rock to Retie | 4,886.66 mi (7,864.32 km) |
| Castle Rock to Riemst | 4,924.78 mi (7,925.67 km) |
| Castle Rock to Rijkevorsel | 4,873.00 mi (7,842.34 km) |
| Castle Rock to Rixensart | 4,892.98 mi (7,874.48 km) |
| Castle Rock to Rochefort | 4,940.40 mi (7,950.80 km) |
