| Kelsterbach to Devnya | 1,015.34 mi (1,634.04 km) |
| Kelsterbach to Dimitrovgrad | 984.40 mi (1,584.23 km) |
| Kelsterbach to Dobrich | 1,013.06 mi (1,630.36 km) |
| Kelsterbach to Dospat | 947.54 mi (1,524.91 km) |
| Kelsterbach to Dupnitsa | 879.16 mi (1,414.88 km) |
| Kelsterbach to Elhovo | 1,017.64 mi (1,637.73 km) |
| Kelsterbach to Etropole | 887.08 mi (1,427.62 km) |
| Kelsterbach to Gabrovo | 938.36 mi (1,510.15 km) |
| Kelsterbach to Gorna Oryahovitsa | 942.01 mi (1,516.03 km) |
| Kelsterbach to Gotse Delchev | 935.28 mi (1,505.19 km) |
| Kelsterbach to Harmanli | 1,001.38 mi (1,611.56 km) |
| Kelsterbach to Haskovo | 988.30 mi (1,590.51 km) |
| Kelsterbach to Ihtiman | 897.69 mi (1,444.70 km) |
| Kelsterbach to Isperih | 965.55 mi (1,553.90 km) |
| Kelsterbach to Kardzhali | 993.35 mi (1,598.65 km) |
