| Gummersbach to Devnya | 1,079.22 mi (1,736.84 km) |
| Gummersbach to Dimitrovgrad | 1,053.56 mi (1,695.54 km) |
| Gummersbach to Dobrich | 1,075.66 mi (1,731.11 km) |
| Gummersbach to Dospat | 1,019.29 mi (1,640.39 km) |
| Gummersbach to Dupnitsa | 951.16 mi (1,530.75 km) |
| Gummersbach to Elhovo | 1,085.30 mi (1,746.62 km) |
| Gummersbach to Etropole | 956.75 mi (1,539.74 km) |
| Gummersbach to Gabrovo | 1,006.13 mi (1,619.21 km) |
| Gummersbach to Gorna Oryahovitsa | 1,008.64 mi (1,623.25 km) |
| Gummersbach to Gotse Delchev | 1,007.71 mi (1,621.76 km) |
| Gummersbach to Harmanli | 1,070.39 mi (1,722.62 km) |
| Gummersbach to Haskovo | 1,057.74 mi (1,702.27 km) |
| Gummersbach to Ihtiman | 968.44 mi (1,558.56 km) |
| Gummersbach to Isperih | 1,029.10 mi (1,656.18 km) |
| Gummersbach to Kardzhali | 1,063.59 mi (1,711.69 km) |
