| Bellefontaine Neighbors to Smolyan | 5,543.74 mi (8,921.79 km) |
| Bellefontaine Neighbors to Sofia | 5,439.70 mi (8,754.34 km) |
| Bellefontaine Neighbors to Sopot | 5,494.30 mi (8,842.22 km) |
| Bellefontaine Neighbors to Sozopol | 5,612.04 mi (9,031.70 km) |
| Bellefontaine Neighbors to Sredets | 5,597.49 mi (9,008.30 km) |
| Bellefontaine Neighbors to Stamboliyski | 5,511.15 mi (8,869.33 km) |
| Bellefontaine Neighbors to Stara Zagora | 5,537.54 mi (8,911.81 km) |
| Bellefontaine Neighbors to Svilengrad | 5,590.00 mi (8,996.23 km) |
| Bellefontaine Neighbors to Svishtov | 5,469.49 mi (8,802.29 km) |
| Bellefontaine Neighbors to Targovishte | 5,531.31 mi (8,901.79 km) |
| Bellefontaine Neighbors to Teteven | 5,463.86 mi (8,793.23 km) |
| Bellefontaine Neighbors to Troyan | 5,481.88 mi (8,822.24 km) |
| Bellefontaine Neighbors to Tryavna | 5,511.10 mi (8,869.26 km) |
| Bellefontaine Neighbors to Tutrakan | 5,493.41 mi (8,840.79 km) |
| Bellefontaine Neighbors to Varna | 5,580.05 mi (8,980.22 km) |
