| Cities | Distance |
|---|---|
| Castellarano to Popovo | 771.84 mi (1,242.16 km) |
| Castellarano to Provadia | 833.29 mi (1,341.05 km) |
| Castellarano to Radnevo | 774.89 mi (1,247.07 km) |
| Castellarano to Radomir | 624.28 mi (1,004.67 km) |
| Castellarano to Rakitovo | 691.57 mi (1,112.98 km) |
| Castellarano to Rakovski | 727.84 mi (1,171.34 km) |
| Castellarano to Razgrad | 783.34 mi (1,260.67 km) |
| Castellarano to Razlog | 664.14 mi (1,068.83 km) |
| Castellarano to Ruse | 752.19 mi (1,210.53 km) |
| Castellarano to Samokov | 658.13 mi (1,059.16 km) |
| Castellarano to Sandanski | 663.25 mi (1,067.39 km) |
| Castellarano to Sevlievo | 721.59 mi (1,161.29 km) |
| Castellarano to Shumen | 807.23 mi (1,299.11 km) |
| Castellarano to Silistra | 813.42 mi (1,309.08 km) |
| Castellarano to Sliven | 787.29 mi (1,267.01 km) |