| Williamstown to Plombieres | 3,811.60 mi (6,134.17 km) |
| Williamstown to Pont-a-Celles | 3,752.46 mi (6,038.99 km) |
| Williamstown to Poperinge | 3,677.27 mi (5,917.99 km) |
| Williamstown to Profondeville | 3,776.86 mi (6,078.27 km) |
| Williamstown to Putte | 3,750.19 mi (6,035.34 km) |
| Williamstown to Puurs | 3,735.24 mi (6,011.28 km) |
| Williamstown to Quaregnon | 3,734.32 mi (6,009.81 km) |
| Williamstown to Raeren | 3,819.66 mi (6,147.14 km) |
| Williamstown to Ranst | 3,743.08 mi (6,023.91 km) |
| Williamstown to Ravels | 3,757.07 mi (6,046.42 km) |
| Williamstown to Retie | 3,762.26 mi (6,054.78 km) |
| Williamstown to Riemst | 3,795.54 mi (6,108.33 km) |
| Williamstown to Rijkevorsel | 3,748.10 mi (6,031.99 km) |
| Williamstown to Rixensart | 3,754.48 mi (6,042.26 km) |
| Williamstown to Rochefort | 3,796.49 mi (6,109.87 km) |
