| Wellingborough to Devnya | 1,442.56 mi (2,321.58 km) |
| Wellingborough to Dimitrovgrad | 1,412.01 mi (2,272.42 km) |
| Wellingborough to Dobrich | 1,439.55 mi (2,316.73 km) |
| Wellingborough to Dospat | 1,373.23 mi (2,210.00 km) |
| Wellingborough to Dupnitsa | 1,304.69 mi (2,099.69 km) |
| Wellingborough to Elhovo | 1,445.64 mi (2,326.53 km) |
| Wellingborough to Etropole | 1,314.52 mi (2,115.51 km) |
| Wellingborough to Gabrovo | 1,366.36 mi (2,198.95 km) |
| Wellingborough to Gorna Oryahovitsa | 1,370.03 mi (2,204.85 km) |
| Wellingborough to Gotse Delchev | 1,360.14 mi (2,188.93 km) |
| Wellingborough to Harmanli | 1,429.05 mi (2,299.84 km) |
| Wellingborough to Haskovo | 1,415.79 mi (2,278.49 km) |
| Wellingborough to Ihtiman | 1,324.42 mi (2,131.46 km) |
| Wellingborough to Isperih | 1,392.59 mi (2,241.15 km) |
| Wellingborough to Kardzhali | 1,420.37 mi (2,285.87 km) |
