| Youngstown to Devnya | 5,101.15 mi (8,209.50 km) |
| Youngstown to Dimitrovgrad | 5,079.49 mi (8,174.66 km) |
| Youngstown to Dobrich | 5,094.98 mi (8,199.58 km) |
| Youngstown to Dospat | 5,041.58 mi (8,113.64 km) |
| Youngstown to Dupnitsa | 4,973.01 mi (8,003.29 km) |
| Youngstown to Elhovo | 5,111.43 mi (8,226.04 km) |
| Youngstown to Etropole | 4,982.32 mi (8,018.26 km) |
| Youngstown to Gabrovo | 5,032.30 mi (8,098.70 km) |
| Youngstown to Gorna Oryahovitsa | 5,034.31 mi (8,101.94 km) |
| Youngstown to Gotse Delchev | 5,028.21 mi (8,092.13 km) |
| Youngstown to Harmanli | 5,096.40 mi (8,201.87 km) |
| Youngstown to Haskovo | 5,083.50 mi (8,181.10 km) |
| Youngstown to Ihtiman | 4,992.75 mi (8,035.05 km) |
| Youngstown to Isperih | 5,050.71 mi (8,128.33 km) |
| Youngstown to Kardzhali | 5,088.57 mi (8,189.26 km) |
