| Cuellar to Radauti | 1,540.76 mi (2,479.62 km) |
| Cuellar to Ramnicu Sarat | 1,588.63 mi (2,556.65 km) |
| Cuellar to Ramnicu Valcea | 1,458.27 mi (2,346.87 km) |
| Cuellar to Rasnov | 1,511.03 mi (2,431.76 km) |
| Cuellar to Reghin | 1,478.13 mi (2,378.82 km) |
| Cuellar to Resita | 1,337.51 mi (2,152.52 km) |
| Cuellar to Roman | 1,583.54 mi (2,548.46 km) |
| Cuellar to Rosiori de Vede | 1,490.59 mi (2,398.87 km) |
| Cuellar to Rovinari | 1,398.98 mi (2,251.45 km) |
| Cuellar to Roznov | 1,563.51 mi (2,516.23 km) |
| Cuellar to Sabaoani | 1,580.04 mi (2,542.83 km) |
| Cuellar to Sacele | 1,523.09 mi (2,451.18 km) |
| Cuellar to Sacueni | 1,359.70 mi (2,188.23 km) |
| Cuellar to Salcea | 1,560.44 mi (2,511.29 km) |
| Cuellar to Salonta | 1,334.24 mi (2,147.25 km) |
