| Castelginest to Devnya | 1,305.74 mi (2,101.38 km) |
| Castelginest to Dimitrovgrad | 1,224.64 mi (1,970.87 km) |
| Castelginest to Dobrich | 1,314.71 mi (2,115.82 km) |
| Castelginest to Dospat | 1,159.80 mi (1,866.52 km) |
| Castelginest to Dupnitsa | 1,097.47 mi (1,766.20 km) |
| Castelginest to Elhovo | 1,270.98 mi (2,045.44 km) |
| Castelginest to Etropole | 1,133.50 mi (1,824.20 km) |
| Castelginest to Gabrovo | 1,199.40 mi (1,930.25 km) |
| Castelginest to Gorna Oryahovitsa | 1,214.24 mi (1,954.13 km) |
| Castelginest to Gotse Delchev | 1,139.62 mi (1,834.04 km) |
| Castelginest to Harmanli | 1,241.52 mi (1,998.04 km) |
| Castelginest to Haskovo | 1,224.89 mi (1,971.27 km) |
| Castelginest to Ihtiman | 1,129.76 mi (1,818.17 km) |
| Castelginest to Isperih | 1,263.70 mi (2,033.72 km) |
| Castelginest to Kardzhali | 1,219.73 mi (1,962.97 km) |
