| Buckeye to Devnya | 6,575.44 mi (10,582.15 km) |
| Buckeye to Dimitrovgrad | 6,588.19 mi (10,602.66 km) |
| Buckeye to Dobrich | 6,562.16 mi (10,560.78 km) |
| Buckeye to Dospat | 6,569.23 mi (10,572.15 km) |
| Buckeye to Dupnitsa | 6,503.41 mi (10,466.23 km) |
| Buckeye to Elhovo | 6,608.87 mi (10,635.95 km) |
| Buckeye to Etropole | 6,497.38 mi (10,456.53 km) |
| Buckeye to Gabrovo | 6,533.81 mi (10,515.14 km) |
| Buckeye to Gorna Oryahovitsa | 6,528.87 mi (10,507.21 km) |
| Buckeye to Gotse Delchev | 6,561.05 mi (10,558.98 km) |
| Buckeye to Harmanli | 6,603.46 mi (10,627.24 km) |
| Buckeye to Haskovo | 6,593.92 mi (10,611.89 km) |
| Buckeye to Ihtiman | 6,514.38 mi (10,483.89 km) |
| Buckeye to Isperih | 6,526.50 mi (10,503.39 km) |
| Buckeye to Kardzhali | 6,604.37 mi (10,628.71 km) |
