| Williamsport to Recica | 4,330.47 mi (6,969.21 km) |
| Williamsport to Ribnica | 4,344.27 mi (6,991.43 km) |
| Williamsport to Ribnica | 4,336.74 mi (6,979.30 km) |
| Williamsport to Rogaska Slatina | 4,362.75 mi (7,021.17 km) |
| Williamsport to Rogasovci | 4,357.23 mi (7,012.29 km) |
| Williamsport to Rogatec | 4,365.72 mi (7,025.94 km) |
| Williamsport to Ruse | 4,346.40 mi (6,994.86 km) |
| Williamsport to Salovci | 4,366.99 mi (7,028.00 km) |
| Williamsport to Selnica ob Dravi | 4,345.10 mi (6,992.76 km) |
| Williamsport to Semic | 4,365.66 mi (7,025.84 km) |
| Williamsport to Sempeter pri Gorici | 4,292.77 mi (6,908.55 km) |
| Williamsport to Sencur | 4,313.06 mi (6,941.19 km) |
| Williamsport to Sentilj | 4,346.41 mi (6,994.87 km) |
| Williamsport to Sentjernej | 4,365.19 mi (7,025.09 km) |
| Williamsport to Sentjur | 4,353.52 mi (7,006.31 km) |
