| Fallbrook to Smolyan | 6,721.30 mi (10,816.89 km) |
| Fallbrook to Sofia | 6,618.76 mi (10,651.87 km) |
| Fallbrook to Sopot | 6,659.61 mi (10,717.60 km) |
| Fallbrook to Sozopol | 6,748.81 mi (10,861.16 km) |
| Fallbrook to Sredets | 6,740.40 mi (10,847.63 km) |
| Fallbrook to Stamboliyski | 6,684.38 mi (10,757.47 km) |
| Fallbrook to Stara Zagora | 6,695.95 mi (10,776.09 km) |
| Fallbrook to Svilengrad | 6,749.94 mi (10,862.98 km) |
| Fallbrook to Svishtov | 6,617.86 mi (10,650.41 km) |
| Fallbrook to Targovishte | 6,670.89 mi (10,735.76 km) |
| Fallbrook to Teteven | 6,631.12 mi (10,671.76 km) |
| Fallbrook to Troyan | 6,644.94 mi (10,694.00 km) |
| Fallbrook to Tryavna | 6,666.28 mi (10,728.34 km) |
| Fallbrook to Tutrakan | 6,623.72 mi (10,659.84 km) |
| Fallbrook to Varna | 6,705.70 mi (10,791.78 km) |
