| Harrow to Radauti | 1,194.66 mi (1,922.62 km) |
| Harrow to Ramnicu Sarat | 1,317.14 mi (2,119.74 km) |
| Harrow to Ramnicu Valcea | 1,213.07 mi (1,952.25 km) |
| Harrow to Rasnov | 1,242.15 mi (1,999.05 km) |
| Harrow to Reghin | 1,172.77 mi (1,887.39 km) |
| Harrow to Resita | 1,102.18 mi (1,773.79 km) |
| Harrow to Roman | 1,263.21 mi (2,032.94 km) |
| Harrow to Rosiori de Vede | 1,275.02 mi (2,051.94 km) |
| Harrow to Rovinari | 1,169.15 mi (1,881.56 km) |
| Harrow to Roznov | 1,248.05 mi (2,008.55 km) |
| Harrow to Sabaoani | 1,257.28 mi (2,023.40 km) |
| Harrow to Sacele | 1,251.84 mi (2,014.64 km) |
| Harrow to Sacueni | 1,044.34 mi (1,680.70 km) |
| Harrow to Salcea | 1,219.10 mi (1,961.96 km) |
| Harrow to Salonta | 1,042.07 mi (1,677.06 km) |
