| Piedmont to Devnya | 6,525.95 mi (10,502.50 km) |
| Piedmont to Dimitrovgrad | 6,558.42 mi (10,554.76 km) |
| Piedmont to Dobrich | 6,509.06 mi (10,475.33 km) |
| Piedmont to Dospat | 6,551.61 mi (10,543.80 km) |
| Piedmont to Dupnitsa | 6,489.61 mi (10,444.02 km) |
| Piedmont to Elhovo | 6,571.73 mi (10,576.18 km) |
| Piedmont to Etropole | 6,474.42 mi (10,419.58 km) |
| Piedmont to Gabrovo | 6,501.55 mi (10,463.23 km) |
| Piedmont to Gorna Oryahovitsa | 6,492.68 mi (10,448.96 km) |
| Piedmont to Gotse Delchev | 6,546.90 mi (10,536.22 km) |
| Piedmont to Harmanli | 6,572.22 mi (10,576.96 km) |
| Piedmont to Haskovo | 6,565.01 mi (10,565.36 km) |
| Piedmont to Ihtiman | 6,494.86 mi (10,452.46 km) |
| Piedmont to Isperih | 6,479.51 mi (10,427.77 km) |
| Piedmont to Kardzhali | 6,578.37 mi (10,586.87 km) |
