| Blue Island to Devnya | 5,328.49 mi (8,575.38 km) |
| Blue Island to Dimitrovgrad | 5,316.28 mi (8,555.72 km) |
| Blue Island to Dobrich | 5,320.32 mi (8,562.23 km) |
| Blue Island to Dospat | 5,283.47 mi (8,502.93 km) |
| Blue Island to Dupnitsa | 5,215.23 mi (8,393.11 km) |
| Blue Island to Elhovo | 5,345.28 mi (8,602.40 km) |
| Blue Island to Etropole | 5,220.22 mi (8,401.14 km) |
| Blue Island to Gabrovo | 5,266.73 mi (8,475.97 km) |
| Blue Island to Gorna Oryahovitsa | 5,266.80 mi (8,476.10 km) |
| Blue Island to Gotse Delchev | 5,271.50 mi (8,483.66 km) |
| Blue Island to Harmanli | 5,332.84 mi (8,582.38 km) |
| Blue Island to Haskovo | 5,320.79 mi (8,562.99 km) |
| Blue Island to Ihtiman | 5,232.60 mi (8,421.05 km) |
| Blue Island to Isperih | 5,278.09 mi (8,494.27 km) |
| Blue Island to Kardzhali | 5,327.41 mi (8,573.65 km) |
