| Southend to Devnya | 1,371.76 mi (2,207.64 km) |
| Southend to Dimitrovgrad | 1,338.33 mi (2,153.83 km) |
| Southend to Dobrich | 1,369.47 mi (2,203.95 km) |
| Southend to Dospat | 1,298.19 mi (2,089.23 km) |
| Southend to Dupnitsa | 1,229.60 mi (1,978.85 km) |
| Southend to Elhovo | 1,372.75 mi (2,209.22 km) |
| Southend to Etropole | 1,240.66 mi (1,996.65 km) |
| Southend to Gabrovo | 1,293.48 mi (2,081.66 km) |
| Southend to Gorna Oryahovitsa | 1,297.76 mi (2,088.54 km) |
| Southend to Gotse Delchev | 1,284.75 mi (2,067.60 km) |
| Southend to Harmanli | 1,355.43 mi (2,181.36 km) |
| Southend to Haskovo | 1,341.95 mi (2,159.66 km) |
| Southend to Ihtiman | 1,249.98 mi (2,011.65 km) |
| Southend to Isperih | 1,321.99 mi (2,127.54 km) |
| Southend to Kardzhali | 1,346.09 mi (2,166.33 km) |
