| Alpena to Radauti | 4,727.63 mi (7,608.39 km) |
| Alpena to Ramnicu Sarat | 4,886.05 mi (7,863.34 km) |
| Alpena to Ramnicu Valcea | 4,806.84 mi (7,735.87 km) |
| Alpena to Rasnov | 4,820.88 mi (7,758.46 km) |
| Alpena to Reghin | 4,738.11 mi (7,625.25 km) |
| Alpena to Resita | 4,709.69 mi (7,579.51 km) |
| Alpena to Roman | 4,805.58 mi (7,733.83 km) |
| Alpena to Rosiori de Vede | 4,876.62 mi (7,848.17 km) |
| Alpena to Rovinari | 4,773.31 mi (7,681.90 km) |
| Alpena to Roznov | 4,796.20 mi (7,718.74 km) |
| Alpena to Sabaoani | 4,798.67 mi (7,722.72 km) |
| Alpena to Sacele | 4,828.16 mi (7,770.17 km) |
| Alpena to Sacueni | 4,620.94 mi (7,436.68 km) |
| Alpena to Salcea | 4,751.90 mi (7,647.45 km) |
| Alpena to Salonta | 4,631.23 mi (7,453.25 km) |
