| Issoire to Devnya | 1,206.85 mi (1,942.24 km) |
| Issoire to Dimitrovgrad | 1,136.55 mi (1,829.11 km) |
| Issoire to Dobrich | 1,213.26 mi (1,952.56 km) |
| Issoire to Dospat | 1,077.29 mi (1,733.73 km) |
| Issoire to Dupnitsa | 1,011.92 mi (1,628.53 km) |
| Issoire to Elhovo | 1,180.53 mi (1,899.88 km) |
| Issoire to Etropole | 1,041.93 mi (1,676.83 km) |
| Issoire to Gabrovo | 1,105.71 mi (1,779.47 km) |
| Issoire to Gorna Oryahovitsa | 1,118.13 mi (1,799.46 km) |
| Issoire to Gotse Delchev | 1,058.62 mi (1,703.69 km) |
| Issoire to Harmanli | 1,153.79 mi (1,856.84 km) |
| Issoire to Haskovo | 1,137.71 mi (1,830.97 km) |
| Issoire to Ihtiman | 1,041.61 mi (1,676.32 km) |
| Issoire to Isperih | 1,162.27 mi (1,870.49 km) |
| Issoire to Kardzhali | 1,135.00 mi (1,826.60 km) |
