| Castel San Giovanni to Devnya | 906.15 mi (1,458.31 km) |
| Castel San Giovanni to Dimitrovgrad | 834.12 mi (1,342.39 km) |
| Castel San Giovanni to Dobrich | 913.50 mi (1,470.13 km) |
| Castel San Giovanni to Dospat | 775.33 mi (1,247.77 km) |
| Castel San Giovanni to Dupnitsa | 709.65 mi (1,142.07 km) |
| Castel San Giovanni to Elhovo | 878.19 mi (1,413.31 km) |
| Castel San Giovanni to Etropole | 739.62 mi (1,190.30 km) |
| Castel San Giovanni to Gabrovo | 803.69 mi (1,293.41 km) |
| Castel San Giovanni to Gorna Oryahovitsa | 816.58 mi (1,314.16 km) |
| Castel San Giovanni to Gotse Delchev | 756.96 mi (1,218.21 km) |
| Castel San Giovanni to Harmanli | 851.36 mi (1,370.13 km) |
| Castel San Giovanni to Haskovo | 835.29 mi (1,344.27 km) |
| Castel San Giovanni to Ihtiman | 739.19 mi (1,189.61 km) |
| Castel San Giovanni to Isperih | 862.44 mi (1,387.96 km) |
| Castel San Giovanni to Kardzhali | 832.71 mi (1,340.12 km) |
