| Allentown to Radauti | 4,668.03 mi (7,512.47 km) |
| Allentown to Ramnicu Sarat | 4,813.79 mi (7,747.05 km) |
| Allentown to Ramnicu Valcea | 4,721.07 mi (7,597.83 km) |
| Allentown to Rasnov | 4,743.22 mi (7,633.48 km) |
| Allentown to Reghin | 4,665.77 mi (7,508.82 km) |
| Allentown to Resita | 4,614.85 mi (7,426.89 km) |
| Allentown to Roman | 4,743.66 mi (7,634.18 km) |
| Allentown to Rosiori de Vede | 4,786.49 mi (7,703.11 km) |
| Allentown to Rovinari | 4,681.00 mi (7,533.34 km) |
| Allentown to Roznov | 4,731.84 mi (7,615.17 km) |
| Allentown to Sabaoani | 4,737.03 mi (7,623.52 km) |
| Allentown to Sacele | 4,751.76 mi (7,647.22 km) |
| Allentown to Sacueni | 4,542.15 mi (7,309.89 km) |
| Allentown to Salcea | 4,692.78 mi (7,552.29 km) |
| Allentown to Salonta | 4,546.53 mi (7,316.93 km) |
