| Welver to Devnya | 1,079.80 mi (1,737.76 km) |
| Welver to Dimitrovgrad | 1,059.35 mi (1,704.87 km) |
| Welver to Dobrich | 1,075.11 mi (1,730.23 km) |
| Welver to Dospat | 1,028.08 mi (1,654.54 km) |
| Welver to Dupnitsa | 960.37 mi (1,545.57 km) |
| Welver to Elhovo | 1,089.47 mi (1,753.33 km) |
| Welver to Etropole | 963.27 mi (1,550.23 km) |
| Welver to Gabrovo | 1,010.54 mi (1,626.31 km) |
| Welver to Gorna Oryahovitsa | 1,011.92 mi (1,628.52 km) |
| Welver to Gotse Delchev | 1,017.37 mi (1,637.30 km) |
| Welver to Harmanli | 1,075.99 mi (1,731.63 km) |
| Welver to Haskovo | 1,063.82 mi (1,712.06 km) |
| Welver to Ihtiman | 976.14 mi (1,570.94 km) |
| Welver to Isperih | 1,029.47 mi (1,656.78 km) |
| Welver to Kardzhali | 1,070.55 mi (1,722.88 km) |
