| Castellammare del Golfo to Popovo | 789.06 mi (1,269.86 km) |
| Castellammare del Golfo to Provadia | 840.91 mi (1,353.31 km) |
| Castellammare del Golfo to Radnevo | 748.76 mi (1,205.02 km) |
| Castellammare del Golfo to Radomir | 615.28 mi (990.19 km) |
| Castellammare del Golfo to Rakitovo | 652.21 mi (1,049.63 km) |
| Castellammare del Golfo to Rakovski | 701.96 mi (1,129.69 km) |
| Castellammare del Golfo to Razgrad | 807.13 mi (1,298.95 km) |
| Castellammare del Golfo to Razlog | 620.19 mi (998.10 km) |
| Castellammare del Golfo to Ruse | 789.96 mi (1,271.32 km) |
| Castellammare del Golfo to Samokov | 636.70 mi (1,024.66 km) |
| Castellammare del Golfo to Sandanski | 603.44 mi (971.14 km) |
| Castellammare del Golfo to Sevlievo | 728.38 mi (1,172.22 km) |
| Castellammare del Golfo to Shumen | 819.84 mi (1,319.40 km) |
| Castellammare del Golfo to Silistra | 857.41 mi (1,379.86 km) |
| Castellammare del Golfo to Sliven | 776.79 mi (1,250.12 km) |
