| Heerlen to Ramnicu Sarat | 1,039.18 mi (1,672.39 km) |
| Heerlen to Ramnicu Valcea | 936.11 mi (1,506.53 km) |
| Heerlen to Rasnov | 964.32 mi (1,551.93 km) |
| Heerlen to Reghin | 894.83 mi (1,440.10 km) |
| Heerlen to Resita | 826.85 mi (1,330.68 km) |
| Heerlen to Roman | 985.91 mi (1,586.67 km) |
| Heerlen to Rosiori de Vede | 999.18 mi (1,608.03 km) |
| Heerlen to Rovinari | 893.41 mi (1,437.81 km) |
| Heerlen to Roznov | 970.53 mi (1,561.91 km) |
| Heerlen to Sabaoani | 980.06 mi (1,577.25 km) |
| Heerlen to Sacele | 973.95 mi (1,567.42 km) |
| Heerlen to Sacueni | 766.35 mi (1,233.33 km) |
| Heerlen to Salcea | 942.60 mi (1,516.97 km) |
| Heerlen to Salonta | 764.38 mi (1,230.15 km) |
| Heerlen to Sangeorgiu de Mures | 891.33 mi (1,434.46 km) |
