| Placerville to Smolyan | 6,478.32 mi (10,425.86 km) |
| Placerville to Sofia | 6,377.83 mi (10,264.13 km) |
| Placerville to Sopot | 6,413.36 mi (10,321.30 km) |
| Placerville to Sozopol | 6,491.82 mi (10,447.58 km) |
| Placerville to Sredets | 6,485.52 mi (10,437.44 km) |
| Placerville to Stamboliyski | 6,440.46 mi (10,364.92 km) |
| Placerville to Stara Zagora | 6,446.84 mi (10,375.19 km) |
| Placerville to Svilengrad | 6,500.54 mi (10,461.61 km) |
| Placerville to Svishtov | 6,366.59 mi (10,246.03 km) |
| Placerville to Targovishte | 6,415.97 mi (10,325.50 km) |
| Placerville to Teteven | 6,385.96 mi (10,277.21 km) |
| Placerville to Troyan | 6,398.15 mi (10,296.83 km) |
| Placerville to Tryavna | 6,416.53 mi (10,326.41 km) |
| Placerville to Tutrakan | 6,366.52 mi (10,245.93 km) |
| Placerville to Varna | 6,445.81 mi (10,373.53 km) |
