| Allentown to Prokuplje | 4,685.04 mi (7,539.85 km) |
| Allentown to Raca | 4,620.65 mi (7,436.21 km) |
| Allentown to Raska | 4,642.85 mi (7,471.94 km) |
| Allentown to Razanj | 4,666.22 mi (7,509.56 km) |
| Allentown to Rekovac | 4,641.27 mi (7,469.40 km) |
| Allentown to Ruma | 4,544.04 mi (7,312.93 km) |
| Allentown to Sabac | 4,547.82 mi (7,319.01 km) |
| Allentown to Secanj | 4,567.65 mi (7,350.93 km) |
| Allentown to Senta | 4,518.49 mi (7,271.81 km) |
| Allentown to Sid | 4,515.23 mi (7,266.55 km) |
| Allentown to Sjenica | 4,618.45 mi (7,432.67 km) |
| Allentown to Smederevo | 4,601.49 mi (7,405.39 km) |
| Allentown to Smederevska Palanka | 4,614.43 mi (7,426.20 km) |
| Allentown to Sokobanja | 4,679.79 mi (7,531.39 km) |
| Allentown to Sombor | 4,485.11 mi (7,218.09 km) |
