| Altensteig to Devnya | 981.02 mi (1,578.81 km) |
| Altensteig to Dimitrovgrad | 938.19 mi (1,509.88 km) |
| Altensteig to Dobrich | 981.44 mi (1,579.48 km) |
| Altensteig to Dospat | 894.85 mi (1,440.12 km) |
| Altensteig to Dupnitsa | 826.26 mi (1,329.73 km) |
| Altensteig to Elhovo | 974.84 mi (1,568.86 km) |
| Altensteig to Etropole | 840.30 mi (1,352.33 km) |
| Altensteig to Gabrovo | 895.87 mi (1,441.77 km) |
| Altensteig to Gorna Oryahovitsa | 902.15 mi (1,451.87 km) |
| Altensteig to Gotse Delchev | 880.77 mi (1,417.47 km) |
| Altensteig to Harmanli | 955.45 mi (1,537.65 km) |
| Altensteig to Haskovo | 941.39 mi (1,515.02 km) |
| Altensteig to Ihtiman | 848.05 mi (1,364.81 km) |
| Altensteig to Isperih | 932.30 mi (1,500.39 km) |
| Altensteig to Kardzhali | 944.40 mi (1,519.86 km) |
