| Guadarrama to Devnya | 1,626.49 mi (2,617.58 km) |
| Guadarrama to Dimitrovgrad | 1,534.82 mi (2,470.06 km) |
| Guadarrama to Dobrich | 1,637.98 mi (2,636.07 km) |
| Guadarrama to Dospat | 1,464.75 mi (2,357.29 km) |
| Guadarrama to Dupnitsa | 1,406.88 mi (2,264.16 km) |
| Guadarrama to Elhovo | 1,583.13 mi (2,547.80 km) |
| Guadarrama to Etropole | 1,448.76 mi (2,331.55 km) |
| Guadarrama to Gabrovo | 1,515.97 mi (2,439.71 km) |
| Guadarrama to Gorna Oryahovitsa | 1,533.13 mi (2,467.33 km) |
| Guadarrama to Gotse Delchev | 1,443.21 mi (2,322.61 km) |
| Guadarrama to Harmanli | 1,551.06 mi (2,496.20 km) |
| Guadarrama to Haskovo | 1,534.05 mi (2,468.82 km) |
| Guadarrama to Ihtiman | 1,441.43 mi (2,319.76 km) |
| Guadarrama to Isperih | 1,587.43 mi (2,554.72 km) |
| Guadarrama to Kardzhali | 1,526.23 mi (2,456.23 km) |
