| Preddvor to Devnya | 678.38 mi (1,091.75 km) |
| Preddvor to Dimitrovgrad | 626.36 mi (1,008.02 km) |
| Preddvor to Dobrich | 681.82 mi (1,097.29 km) |
| Preddvor to Dospat | 580.97 mi (934.98 km) |
| Preddvor to Dupnitsa | 512.40 mi (824.63 km) |
| Preddvor to Elhovo | 664.87 mi (1,070.00 km) |
| Preddvor to Etropole | 528.55 mi (850.62 km) |
| Preddvor to Gabrovo | 586.56 mi (943.98 km) |
| Preddvor to Gorna Oryahovitsa | 594.90 mi (957.39 km) |
| Preddvor to Gotse Delchev | 566.75 mi (912.10 km) |
| Preddvor to Harmanli | 643.70 mi (1,035.93 km) |
| Preddvor to Haskovo | 629.19 mi (1,012.59 km) |
| Preddvor to Ihtiman | 535.00 mi (861.00 km) |
| Preddvor to Isperih | 631.40 mi (1,016.13 km) |
| Preddvor to Kardzhali | 631.36 mi (1,016.08 km) |
