| Busto Garolfo to Popovo | 867.19 mi (1,395.61 km) |
| Busto Garolfo to Provadia | 928.37 mi (1,494.06 km) |
| Busto Garolfo to Radnevo | 875.63 mi (1,409.19 km) |
| Busto Garolfo to Radomir | 727.35 mi (1,170.56 km) |
| Busto Garolfo to Rakitovo | 795.81 mi (1,280.74 km) |
| Busto Garolfo to Rakovski | 829.71 mi (1,335.30 km) |
| Busto Garolfo to Razgrad | 877.46 mi (1,412.13 km) |
| Busto Garolfo to Razlog | 769.55 mi (1,238.47 km) |
| Busto Garolfo to Ruse | 845.19 mi (1,360.19 km) |
| Busto Garolfo to Samokov | 761.47 mi (1,225.47 km) |
| Busto Garolfo to Sandanski | 770.11 mi (1,239.38 km) |
| Busto Garolfo to Sevlievo | 819.76 mi (1,319.27 km) |
| Busto Garolfo to Shumen | 902.27 mi (1,452.07 km) |
| Busto Garolfo to Silistra | 903.70 mi (1,454.37 km) |
| Busto Garolfo to Sliven | 885.85 mi (1,425.64 km) |
