| Heysham to Devnya | 1,562.30 mi (2,514.28 km) |
| Heysham to Dimitrovgrad | 1,539.32 mi (2,477.29 km) |
| Heysham to Dobrich | 1,557.54 mi (2,506.62 km) |
| Heysham to Dospat | 1,504.39 mi (2,421.08 km) |
| Heysham to Dupnitsa | 1,436.10 mi (2,311.18 km) |
| Heysham to Elhovo | 1,570.74 mi (2,527.86 km) |
| Heysham to Etropole | 1,442.50 mi (2,321.48 km) |
| Heysham to Gabrovo | 1,491.63 mi (2,400.55 km) |
| Heysham to Gorna Oryahovitsa | 1,493.69 mi (2,403.87 km) |
| Heysham to Gotse Delchev | 1,492.34 mi (2,401.68 km) |
| Heysham to Harmanli | 1,556.13 mi (2,504.35 km) |
| Heysham to Haskovo | 1,543.50 mi (2,484.02 km) |
| Heysham to Ihtiman | 1,453.99 mi (2,339.97 km) |
| Heysham to Isperih | 1,511.98 mi (2,433.30 km) |
| Heysham to Kardzhali | 1,549.28 mi (2,493.32 km) |
