| Owings Mills to Radauti | 4,775.15 mi (7,684.86 km) |
| Owings Mills to Ramnicu Sarat | 4,920.64 mi (7,919.00 km) |
| Owings Mills to Ramnicu Valcea | 4,827.59 mi (7,769.26 km) |
| Owings Mills to Rasnov | 4,849.95 mi (7,805.24 km) |
| Owings Mills to Reghin | 4,772.64 mi (7,680.82 km) |
| Owings Mills to Resita | 4,721.13 mi (7,597.92 km) |
| Owings Mills to Roman | 4,850.72 mi (7,806.49 km) |
| Owings Mills to Rosiori de Vede | 4,892.86 mi (7,874.30 km) |
| Owings Mills to Rovinari | 4,787.33 mi (7,704.47 km) |
| Owings Mills to Roznov | 4,838.87 mi (7,787.41 km) |
| Owings Mills to Sabaoani | 4,844.11 mi (7,795.83 km) |
| Owings Mills to Sacele | 4,858.52 mi (7,819.03 km) |
| Owings Mills to Sacueni | 4,648.90 mi (7,481.68 km) |
| Owings Mills to Salcea | 4,799.90 mi (7,724.70 km) |
| Owings Mills to Salonta | 4,653.12 mi (7,488.48 km) |
