| Collado-Villalba to Devnya | 1,623.23 mi (2,612.34 km) |
| Collado-Villalba to Dimitrovgrad | 1,531.35 mi (2,464.47 km) |
| Collado-Villalba to Dobrich | 1,634.78 mi (2,630.93 km) |
| Collado-Villalba to Dospat | 1,461.19 mi (2,351.55 km) |
| Collado-Villalba to Dupnitsa | 1,403.42 mi (2,258.58 km) |
| Collado-Villalba to Elhovo | 1,579.69 mi (2,542.26 km) |
| Collado-Villalba to Etropole | 1,445.40 mi (2,326.15 km) |
| Collado-Villalba to Gabrovo | 1,512.63 mi (2,434.34 km) |
| Collado-Villalba to Gorna Oryahovitsa | 1,529.84 mi (2,462.04 km) |
| Collado-Villalba to Gotse Delchev | 1,439.62 mi (2,316.85 km) |
| Collado-Villalba to Harmanli | 1,547.57 mi (2,490.58 km) |
| Collado-Villalba to Haskovo | 1,530.56 mi (2,463.19 km) |
| Collado-Villalba to Ihtiman | 1,438.00 mi (2,314.24 km) |
| Collado-Villalba to Isperih | 1,584.25 mi (2,549.60 km) |
| Collado-Villalba to Kardzhali | 1,522.68 mi (2,450.52 km) |
