| Oer-Erkenschwick to Devnya | 1,108.19 mi (1,783.46 km) |
| Oer-Erkenschwick to Dimitrovgrad | 1,086.27 mi (1,748.18 km) |
| Oer-Erkenschwick to Dobrich | 1,103.77 mi (1,776.35 km) |
| Oer-Erkenschwick to Dospat | 1,053.96 mi (1,696.18 km) |
| Oer-Erkenschwick to Dupnitsa | 986.08 mi (1,586.94 km) |
| Oer-Erkenschwick to Elhovo | 1,116.89 mi (1,797.46 km) |
| Oer-Erkenschwick to Etropole | 989.92 mi (1,593.13 km) |
| Oer-Erkenschwick to Gabrovo | 1,037.87 mi (1,670.30 km) |
| Oer-Erkenschwick to Gorna Oryahovitsa | 1,039.58 mi (1,673.05 km) |
| Oer-Erkenschwick to Gotse Delchev | 1,042.92 mi (1,678.42 km) |
| Oer-Erkenschwick to Harmanli | 1,102.96 mi (1,775.05 km) |
| Oer-Erkenschwick to Haskovo | 1,090.64 mi (1,755.22 km) |
| Oer-Erkenschwick to Ihtiman | 1,002.39 mi (1,613.20 km) |
| Oer-Erkenschwick to Isperih | 1,057.91 mi (1,702.54 km) |
| Oer-Erkenschwick to Kardzhali | 1,097.08 mi (1,765.58 km) |
