| Vianen to Devnya | 1,202.08 mi (1,934.56 km) |
| Vianen to Dimitrovgrad | 1,178.07 mi (1,895.92 km) |
| Vianen to Dobrich | 1,197.96 mi (1,927.93 km) |
| Vianen to Dospat | 1,144.02 mi (1,841.12 km) |
| Vianen to Dupnitsa | 1,075.88 mi (1,731.47 km) |
| Vianen to Elhovo | 1,209.47 mi (1,946.45 km) |
| Vianen to Etropole | 1,081.35 mi (1,740.27 km) |
| Vianen to Gabrovo | 1,130.34 mi (1,819.11 km) |
| Vianen to Gorna Oryahovitsa | 1,132.54 mi (1,822.65 km) |
| Vianen to Gotse Delchev | 1,132.41 mi (1,822.44 km) |
| Vianen to Harmanli | 1,194.86 mi (1,922.95 km) |
| Vianen to Haskovo | 1,182.29 mi (1,902.72 km) |
| Vianen to Ihtiman | 1,093.15 mi (1,759.25 km) |
| Vianen to Isperih | 1,151.86 mi (1,853.73 km) |
| Vianen to Kardzhali | 1,188.25 mi (1,912.31 km) |
