| Chillum to Smolyan | 5,013.62 mi (8,068.64 km) |
| Chillum to Sofia | 4,911.29 mi (7,903.96 km) |
| Chillum to Sopot | 4,971.39 mi (8,000.67 km) |
| Chillum to Sozopol | 5,100.18 mi (8,207.94 km) |
| Chillum to Sredets | 5,083.02 mi (8,180.32 km) |
| Chillum to Stamboliyski | 4,983.93 mi (8,020.85 km) |
| Chillum to Stara Zagora | 5,016.97 mi (8,074.03 km) |
| Chillum to Svilengrad | 5,067.40 mi (8,155.19 km) |
| Chillum to Svishtov | 4,955.55 mi (7,975.19 km) |
| Chillum to Targovishte | 5,020.14 mi (8,079.13 km) |
| Chillum to Teteven | 4,940.72 mi (7,951.33 km) |
| Chillum to Troyan | 4,960.38 mi (7,982.97 km) |
| Chillum to Tryavna | 4,992.77 mi (8,035.08 km) |
| Chillum to Tutrakan | 4,987.77 mi (8,027.04 km) |
| Chillum to Varna | 5,074.44 mi (8,166.52 km) |
