| Viterbo to Ramnicu Sarat | 770.90 mi (1,240.65 km) |
| Viterbo to Ramnicu Valcea | 639.12 mi (1,028.57 km) |
| Viterbo to Rasnov | 698.06 mi (1,123.42 km) |
| Viterbo to Reghin | 688.24 mi (1,107.61 km) |
| Viterbo to Resita | 526.14 mi (846.74 km) |
| Viterbo to Roman | 790.72 mi (1,272.54 km) |
| Viterbo to Rosiori de Vede | 658.28 mi (1,059.40 km) |
| Viterbo to Rovinari | 578.38 mi (930.81 km) |
| Viterbo to Roznov | 769.92 mi (1,239.07 km) |
| Viterbo to Sabaoani | 789.00 mi (1,269.77 km) |
| Viterbo to Sacele | 710.21 mi (1,142.98 km) |
| Viterbo to Sacueni | 595.28 mi (958.01 km) |
| Viterbo to Salcea | 783.09 mi (1,260.27 km) |
| Viterbo to Salonta | 558.07 mi (898.12 km) |
| Viterbo to Sangeorgiu de Mures | 671.95 mi (1,081.40 km) |
