| Hobbs to Smolyan | 6,326.70 mi (10,181.83 km) |
| Hobbs to Sofia | 6,222.39 mi (10,013.98 km) |
| Hobbs to Sopot | 6,273.29 mi (10,095.89 km) |
| Hobbs to Sozopol | 6,383.22 mi (10,272.80 km) |
| Hobbs to Sredets | 6,370.46 mi (10,252.26 km) |
| Hobbs to Stamboliyski | 6,292.61 mi (10,126.98 km) |
| Hobbs to Stara Zagora | 6,314.77 mi (10,162.65 km) |
| Hobbs to Svilengrad | 6,368.06 mi (10,248.41 km) |
| Hobbs to Svishtov | 6,243.17 mi (10,047.42 km) |
| Hobbs to Targovishte | 6,302.76 mi (10,143.31 km) |
| Hobbs to Teteven | 6,243.23 mi (10,047.50 km) |
| Hobbs to Troyan | 6,260.12 mi (10,074.69 km) |
| Hobbs to Tryavna | 6,287.17 mi (10,118.22 km) |
| Hobbs to Tutrakan | 6,261.68 mi (10,077.20 km) |
| Hobbs to Varna | 6,347.53 mi (10,215.37 km) |
