| Rockville to Plombieres | 3,926.79 mi (6,319.56 km) |
| Rockville to Pont-a-Celles | 3,868.21 mi (6,225.28 km) |
| Rockville to Poperinge | 3,793.06 mi (6,104.33 km) |
| Rockville to Profondeville | 3,892.61 mi (6,264.54 km) |
| Rockville to Putte | 3,865.40 mi (6,220.76 km) |
| Rockville to Puurs | 3,850.50 mi (6,196.79 km) |
| Rockville to Quaregnon | 3,850.23 mi (6,196.35 km) |
| Rockville to Raeren | 3,934.86 mi (6,332.54 km) |
| Rockville to Ranst | 3,858.18 mi (6,209.15 km) |
| Rockville to Ravels | 3,871.92 mi (6,231.26 km) |
| Rockville to Retie | 3,877.19 mi (6,239.73 km) |
| Rockville to Riemst | 3,910.75 mi (6,293.74 km) |
| Rockville to Rijkevorsel | 3,863.02 mi (6,216.93 km) |
| Rockville to Rixensart | 3,870.01 mi (6,228.18 km) |
| Rockville to Rochefort | 3,912.34 mi (6,296.30 km) |
