| Charleston to Devnya | 5,475.43 mi (8,811.86 km) |
| Charleston to Dimitrovgrad | 5,439.45 mi (8,753.95 km) |
| Charleston to Dobrich | 5,472.34 mi (8,806.87 km) |
| Charleston to Dospat | 5,393.72 mi (8,680.36 km) |
| Charleston to Dupnitsa | 5,325.39 mi (8,570.39 km) |
| Charleston to Elhovo | 5,475.64 mi (8,812.19 km) |
| Charleston to Etropole | 5,341.56 mi (8,596.40 km) |
| Charleston to Gabrovo | 5,396.48 mi (8,684.80 km) |
| Charleston to Gorna Oryahovitsa | 5,401.48 mi (8,692.84 km) |
| Charleston to Gotse Delchev | 5,378.22 mi (8,655.42 km) |
| Charleston to Harmanli | 5,456.72 mi (8,781.74 km) |
| Charleston to Haskovo | 5,442.59 mi (8,759.01 km) |
| Charleston to Ihtiman | 5,348.76 mi (8,607.99 km) |
| Charleston to Isperih | 5,425.48 mi (8,731.47 km) |
| Charleston to Kardzhali | 5,445.12 mi (8,763.08 km) |
