| Fillmore to Smolyan | 6,702.24 mi (10,786.22 km) |
| Fillmore to Sofia | 6,600.32 mi (10,622.20 km) |
| Fillmore to Sopot | 6,639.36 mi (10,685.01 km) |
| Fillmore to Sozopol | 6,724.85 mi (10,822.60 km) |
| Fillmore to Sredets | 6,717.19 mi (10,810.27 km) |
| Fillmore to Stamboliyski | 6,664.96 mi (10,726.22 km) |
| Fillmore to Stara Zagora | 6,674.73 mi (10,741.94 km) |
| Fillmore to Svilengrad | 6,728.67 mi (10,828.74 km) |
| Fillmore to Svishtov | 6,595.81 mi (10,614.93 km) |
| Fillmore to Targovishte | 6,647.60 mi (10,698.28 km) |
| Fillmore to Teteven | 6,611.22 mi (10,639.74 km) |
| Fillmore to Troyan | 6,624.49 mi (10,661.09 km) |
| Fillmore to Tryavna | 6,644.81 mi (10,693.79 km) |
| Fillmore to Tutrakan | 6,599.58 mi (10,621.00 km) |
| Fillmore to Varna | 6,680.67 mi (10,751.50 km) |
