| Schwelm to Devnya | 1,097.38 mi (1,766.07 km) |
| Schwelm to Dimitrovgrad | 1,072.77 mi (1,726.46 km) |
| Schwelm to Dobrich | 1,093.56 mi (1,759.92 km) |
| Schwelm to Dospat | 1,038.99 mi (1,672.09 km) |
| Schwelm to Dupnitsa | 970.91 mi (1,562.53 km) |
| Schwelm to Elhovo | 1,104.21 mi (1,777.06 km) |
| Schwelm to Etropole | 976.08 mi (1,570.84 km) |
| Schwelm to Gabrovo | 1,025.08 mi (1,649.71 km) |
| Schwelm to Gorna Oryahovitsa | 1,027.37 mi (1,653.39 km) |
| Schwelm to Gotse Delchev | 1,027.54 mi (1,653.66 km) |
| Schwelm to Harmanli | 1,089.57 mi (1,753.49 km) |
| Schwelm to Haskovo | 1,077.00 mi (1,733.27 km) |
| Schwelm to Ihtiman | 987.96 mi (1,589.97 km) |
| Schwelm to Isperih | 1,047.21 mi (1,685.32 km) |
| Schwelm to Kardzhali | 1,083.01 mi (1,742.93 km) |
