| Sundern to Devnya | 1,069.62 mi (1,721.38 km) |
| Sundern to Dimitrovgrad | 1,047.07 mi (1,685.10 km) |
| Sundern to Dobrich | 1,065.41 mi (1,714.61 km) |
| Sundern to Dospat | 1,014.65 mi (1,632.92 km) |
| Sundern to Dupnitsa | 946.77 mi (1,523.68 km) |
| Sundern to Elhovo | 1,077.83 mi (1,734.59 km) |
| Sundern to Etropole | 950.68 mi (1,529.97 km) |
| Sundern to Gabrovo | 998.79 mi (1,607.39 km) |
| Sundern to Gorna Oryahovitsa | 1,000.62 mi (1,610.34 km) |
| Sundern to Gotse Delchev | 1,003.61 mi (1,615.16 km) |
| Sundern to Harmanli | 1,063.78 mi (1,711.99 km) |
| Sundern to Haskovo | 1,051.43 mi (1,692.11 km) |
| Sundern to Ihtiman | 963.10 mi (1,549.97 km) |
| Sundern to Isperih | 1,019.37 mi (1,640.52 km) |
| Sundern to Kardzhali | 1,057.82 mi (1,702.39 km) |
