| Brock Hall to Smolyan | 5,008.68 mi (8,060.70 km) |
| Brock Hall to Sofia | 4,906.43 mi (7,896.14 km) |
| Brock Hall to Sopot | 4,966.67 mi (7,993.08 km) |
| Brock Hall to Sozopol | 5,095.75 mi (8,200.82 km) |
| Brock Hall to Sredets | 5,078.52 mi (8,173.08 km) |
| Brock Hall to Stamboliyski | 4,979.08 mi (8,013.06 km) |
| Brock Hall to Stara Zagora | 5,012.31 mi (8,066.53 km) |
| Brock Hall to Svilengrad | 5,062.67 mi (8,147.58 km) |
| Brock Hall to Svishtov | 4,951.10 mi (7,968.02 km) |
| Brock Hall to Targovishte | 5,015.75 mi (8,072.07 km) |
| Brock Hall to Teteven | 4,936.01 mi (7,943.74 km) |
| Brock Hall to Troyan | 4,955.71 mi (7,975.45 km) |
| Brock Hall to Tryavna | 4,988.18 mi (8,027.70 km) |
| Brock Hall to Tutrakan | 4,983.55 mi (8,020.25 km) |
| Brock Hall to Varna | 5,070.19 mi (8,159.69 km) |
