| Mentor to Smolyan | 5,065.52 mi (8,152.16 km) |
| Mentor to Sofia | 4,961.93 mi (7,985.46 km) |
| Mentor to Sopot | 5,018.73 mi (8,076.87 km) |
| Mentor to Sozopol | 5,141.04 mi (8,273.70 km) |
| Mentor to Sredets | 5,125.42 mi (8,248.57 km) |
| Mentor to Stamboliyski | 5,033.96 mi (8,101.38 km) |
| Mentor to Stara Zagora | 5,062.96 mi (8,148.05 km) |
| Mentor to Svilengrad | 5,114.73 mi (8,231.37 km) |
| Mentor to Svishtov | 4,997.38 mi (8,042.50 km) |
| Mentor to Targovishte | 5,060.43 mi (8,143.97 km) |
| Mentor to Teteven | 4,988.15 mi (8,027.66 km) |
| Mentor to Troyan | 5,006.84 mi (8,057.73 km) |
| Mentor to Tryavna | 5,037.35 mi (8,106.82 km) |
| Mentor to Tutrakan | 5,024.67 mi (8,086.43 km) |
| Mentor to Varna | 5,111.50 mi (8,226.17 km) |
