| Williamstown to Prokuplje | 4,703.80 mi (7,570.03 km) |
| Williamstown to Raca | 4,640.11 mi (7,467.54 km) |
| Williamstown to Raska | 4,661.15 mi (7,501.40 km) |
| Williamstown to Razanj | 4,685.40 mi (7,540.42 km) |
| Williamstown to Rekovac | 4,660.44 mi (7,500.25 km) |
| Williamstown to Ruma | 4,563.73 mi (7,344.62 km) |
| Williamstown to Sabac | 4,567.19 mi (7,350.18 km) |
| Williamstown to Secanj | 4,588.18 mi (7,383.96 km) |
| Williamstown to Senta | 4,539.27 mi (7,305.25 km) |
| Williamstown to Sid | 4,534.75 mi (7,297.97 km) |
| Williamstown to Sjenica | 4,636.42 mi (7,461.60 km) |
| Williamstown to Smederevo | 4,621.37 mi (7,437.38 km) |
| Williamstown to Smederevska Palanka | 4,634.02 mi (7,457.73 km) |
| Williamstown to Sokobanja | 4,699.11 mi (7,562.49 km) |
| Williamstown to Sombor | 4,505.27 mi (7,250.54 km) |
