| Ross on Wye to Smolyan | 1,463.44 mi (2,355.18 km) |
| Ross on Wye to Sofia | 1,360.73 mi (2,189.89 km) |
| Ross on Wye to Sopot | 1,420.74 mi (2,286.45 km) |
| Ross on Wye to Sozopol | 1,551.93 mi (2,497.59 km) |
| Ross on Wye to Sredets | 1,533.88 mi (2,468.54 km) |
| Ross on Wye to Stamboliyski | 1,433.30 mi (2,306.67 km) |
| Ross on Wye to Stara Zagora | 1,466.54 mi (2,360.16 km) |
| Ross on Wye to Svilengrad | 1,516.71 mi (2,440.92 km) |
| Ross on Wye to Svishtov | 1,407.14 mi (2,264.57 km) |
| Ross on Wye to Targovishte | 1,472.60 mi (2,369.92 km) |
| Ross on Wye to Teteven | 1,390.08 mi (2,237.11 km) |
| Ross on Wye to Troyan | 1,409.90 mi (2,269.01 km) |
| Ross on Wye to Tryavna | 1,442.81 mi (2,321.97 km) |
| Ross on Wye to Tutrakan | 1,443.63 mi (2,323.30 km) |
| Ross on Wye to Varna | 1,529.54 mi (2,461.56 km) |
