| Neckargemund to Devnya | 988.76 mi (1,591.25 km) |
| Neckargemund to Dimitrovgrad | 953.01 mi (1,533.72 km) |
| Neckargemund to Dobrich | 987.59 mi (1,589.37 km) |
| Neckargemund to Dospat | 913.60 mi (1,470.30 km) |
| Neckargemund to Dupnitsa | 845.07 mi (1,360.01 km) |
| Neckargemund to Elhovo | 987.63 mi (1,589.44 km) |
| Neckargemund to Etropole | 855.35 mi (1,376.55 km) |
| Neckargemund to Gabrovo | 908.39 mi (1,461.91 km) |
| Neckargemund to Gorna Oryahovitsa | 913.09 mi (1,469.48 km) |
| Neckargemund to Gotse Delchev | 900.65 mi (1,449.45 km) |
| Neckargemund to Harmanli | 970.12 mi (1,561.25 km) |
| Neckargemund to Haskovo | 956.64 mi (1,539.56 km) |
| Neckargemund to Ihtiman | 864.87 mi (1,391.87 km) |
| Neckargemund to Isperih | 939.34 mi (1,511.73 km) |
| Neckargemund to Kardzhali | 960.90 mi (1,546.42 km) |
