| Hwlffordd to Devnya | 1,613.69 mi (2,596.98 km) |
| Hwlffordd to Dimitrovgrad | 1,576.68 mi (2,537.43 km) |
| Hwlffordd to Dobrich | 1,611.94 mi (2,594.16 km) |
| Hwlffordd to Dospat | 1,533.80 mi (2,468.41 km) |
| Hwlffordd to Dupnitsa | 1,465.22 mi (2,358.04 km) |
| Hwlffordd to Elhovo | 1,612.32 mi (2,594.78 km) |
| Hwlffordd to Etropole | 1,478.83 mi (2,379.95 km) |
| Hwlffordd to Gabrovo | 1,533.14 mi (2,467.36 km) |
| Hwlffordd to Gorna Oryahovitsa | 1,538.22 mi (2,475.53 km) |
| Hwlffordd to Gotse Delchev | 1,519.49 mi (2,445.38 km) |
| Hwlffordd to Harmanli | 1,593.89 mi (2,565.12 km) |
| Hwlffordd to Haskovo | 1,580.03 mi (2,542.81 km) |
| Hwlffordd to Ihtiman | 1,487.02 mi (2,393.12 km) |
| Hwlffordd to Isperih | 1,564.10 mi (2,517.18 km) |
| Hwlffordd to Kardzhali | 1,583.34 mi (2,548.13 km) |
