| Willenhall to Devnya | 1,503.09 mi (2,418.99 km) |
| Willenhall to Dimitrovgrad | 1,472.77 mi (2,370.20 km) |
| Willenhall to Dobrich | 1,499.97 mi (2,413.97 km) |
| Willenhall to Dospat | 1,433.91 mi (2,307.66 km) |
| Willenhall to Dupnitsa | 1,365.36 mi (2,197.33 km) |
| Willenhall to Elhovo | 1,506.38 mi (2,424.28 km) |
| Willenhall to Etropole | 1,375.27 mi (2,213.29 km) |
| Willenhall to Gabrovo | 1,427.10 mi (2,296.70 km) |
| Willenhall to Gorna Oryahovitsa | 1,430.73 mi (2,302.53 km) |
| Willenhall to Gotse Delchev | 1,420.77 mi (2,286.51 km) |
| Willenhall to Harmanli | 1,489.81 mi (2,397.62 km) |
| Willenhall to Haskovo | 1,476.55 mi (2,376.27 km) |
| Willenhall to Ihtiman | 1,385.16 mi (2,229.20 km) |
| Willenhall to Isperih | 1,453.09 mi (2,338.53 km) |
| Willenhall to Kardzhali | 1,481.12 mi (2,383.63 km) |
