| Herrin to Devnya | 5,574.80 mi (8,971.78 km) |
| Herrin to Dimitrovgrad | 5,558.35 mi (8,945.30 km) |
| Herrin to Dobrich | 5,567.48 mi (8,959.99 km) |
| Herrin to Dospat | 5,523.08 mi (8,888.53 km) |
| Herrin to Dupnitsa | 5,454.63 mi (8,778.38 km) |
| Herrin to Elhovo | 5,588.73 mi (8,994.19 km) |
| Herrin to Etropole | 5,461.71 mi (8,789.77 km) |
| Herrin to Gabrovo | 5,509.86 mi (8,867.26 km) |
| Herrin to Gorna Oryahovitsa | 5,510.81 mi (8,868.79 km) |
| Herrin to Gotse Delchev | 5,510.41 mi (8,868.14 km) |
| Herrin to Harmanli | 5,575.09 mi (8,972.24 km) |
| Herrin to Haskovo | 5,562.63 mi (8,952.19 km) |
| Herrin to Ihtiman | 5,473.16 mi (8,808.20 km) |
| Herrin to Isperih | 5,524.35 mi (8,890.59 km) |
| Herrin to Kardzhali | 5,568.52 mi (8,961.67 km) |
