| Claiborne to Smolyan | 5,934.31 mi (9,550.34 km) |
| Claiborne to Sofia | 5,830.80 mi (9,383.77 km) |
| Claiborne to Sopot | 5,887.82 mi (9,475.53 km) |
| Claiborne to Sozopol | 6,010.21 mi (9,672.50 km) |
| Claiborne to Sredets | 5,994.62 mi (9,647.41 km) |
| Claiborne to Stamboliyski | 5,902.90 mi (9,499.79 km) |
| Claiborne to Stara Zagora | 5,932.11 mi (9,546.80 km) |
| Claiborne to Svilengrad | 5,983.83 mi (9,630.05 km) |
| Claiborne to Svishtov | 5,866.57 mi (9,441.34 km) |
| Claiborne to Targovishte | 5,929.60 mi (9,542.76 km) |
| Claiborne to Teteven | 5,857.23 mi (9,426.30 km) |
| Claiborne to Troyan | 5,875.96 mi (9,456.45 km) |
| Claiborne to Tryavna | 5,906.52 mi (9,505.63 km) |
| Claiborne to Tutrakan | 5,893.72 mi (9,485.02 km) |
| Claiborne to Varna | 5,980.54 mi (9,624.75 km) |
