| Castelnaudary to Devnya | 1,283.54 mi (2,065.66 km) |
| Castelnaudary to Dimitrovgrad | 1,200.17 mi (1,931.48 km) |
| Castelnaudary to Dobrich | 1,293.12 mi (2,081.07 km) |
| Castelnaudary to Dospat | 1,134.30 mi (1,825.48 km) |
| Castelnaudary to Dupnitsa | 1,072.69 mi (1,726.32 km) |
| Castelnaudary to Elhovo | 1,246.93 mi (2,006.74 km) |
| Castelnaudary to Etropole | 1,109.92 mi (1,786.25 km) |
| Castelnaudary to Gabrovo | 1,176.17 mi (1,892.87 km) |
| Castelnaudary to Gorna Oryahovitsa | 1,191.53 mi (1,917.59 km) |
| Castelnaudary to Gotse Delchev | 1,113.86 mi (1,792.58 km) |
| Castelnaudary to Harmanli | 1,216.95 mi (1,958.48 km) |
| Castelnaudary to Haskovo | 1,200.22 mi (1,931.58 km) |
| Castelnaudary to Ihtiman | 1,105.45 mi (1,779.05 km) |
| Castelnaudary to Isperih | 1,242.17 mi (1,999.08 km) |
| Castelnaudary to Kardzhali | 1,194.58 mi (1,922.49 km) |
