| Castel San Giorgio to Devnya | 680.95 mi (1,095.88 km) |
| Castel San Giorgio to Dimitrovgrad | 571.11 mi (919.11 km) |
| Castel San Giorgio to Dobrich | 698.59 mi (1,124.27 km) |
| Castel San Giorgio to Dospat | 495.39 mi (797.26 km) |
| Castel San Giorgio to Dupnitsa | 447.14 mi (719.60 km) |
| Castel San Giorgio to Elhovo | 621.18 mi (999.69 km) |
| Castel San Giorgio to Etropole | 499.15 mi (803.31 km) |
| Castel San Giorgio to Gabrovo | 565.65 mi (910.33 km) |
| Castel San Giorgio to Gorna Oryahovitsa | 587.54 mi (945.55 km) |
| Castel San Giorgio to Gotse Delchev | 472.68 mi (760.70 km) |
| Castel San Giorgio to Harmanli | 585.82 mi (942.78 km) |
| Castel San Giorgio to Haskovo | 568.73 mi (915.29 km) |
| Castel San Giorgio to Ihtiman | 484.35 mi (779.49 km) |
| Castel San Giorgio to Isperih | 652.08 mi (1,049.43 km) |
| Castel San Giorgio to Kardzhali | 557.25 mi (896.80 km) |
