| Barstow to Devnya | 6,599.17 mi (10,620.34 km) |
| Barstow to Dimitrovgrad | 6,620.61 mi (10,654.84 km) |
| Barstow to Dobrich | 6,584.27 mi (10,596.36 km) |
| Barstow to Dospat | 6,606.90 mi (10,632.78 km) |
| Barstow to Dupnitsa | 6,542.55 mi (10,529.21 km) |
| Barstow to Elhovo | 6,638.13 mi (10,683.04 km) |
| Barstow to Etropole | 6,532.50 mi (10,513.05 km) |
| Barstow to Gabrovo | 6,564.97 mi (10,565.30 km) |
| Barstow to Gorna Oryahovitsa | 6,558.30 mi (10,554.57 km) |
| Barstow to Gotse Delchev | 6,600.20 mi (10,622.00 km) |
| Barstow to Harmanli | 6,635.28 mi (10,678.45 km) |
| Barstow to Haskovo | 6,626.73 mi (10,664.70 km) |
| Barstow to Ihtiman | 6,551.05 mi (10,542.90 km) |
| Barstow to Isperih | 6,551.19 mi (10,543.12 km) |
| Barstow to Kardzhali | 6,638.49 mi (10,683.62 km) |
