| Sunnyvale to Devnya | 6,550.00 mi (10,541.21 km) |
| Sunnyvale to Dimitrovgrad | 6,581.78 mi (10,592.36 km) |
| Sunnyvale to Dobrich | 6,533.24 mi (10,514.23 km) |
| Sunnyvale to Dospat | 6,574.53 mi (10,580.68 km) |
| Sunnyvale to Dupnitsa | 6,512.36 mi (10,480.62 km) |
| Sunnyvale to Elhovo | 6,595.36 mi (10,614.21 km) |
| Sunnyvale to Etropole | 6,497.50 mi (10,456.71 km) |
| Sunnyvale to Gabrovo | 6,524.97 mi (10,500.93 km) |
| Sunnyvale to Gorna Oryahovitsa | 6,516.25 mi (10,486.89 km) |
| Sunnyvale to Gotse Delchev | 6,569.68 mi (10,572.88 km) |
| Sunnyvale to Harmanli | 6,595.64 mi (10,614.65 km) |
| Sunnyvale to Haskovo | 6,588.34 mi (10,602.91 km) |
| Sunnyvale to Ihtiman | 6,517.81 mi (10,489.41 km) |
| Sunnyvale to Isperih | 6,503.46 mi (10,466.31 km) |
| Sunnyvale to Kardzhali | 6,601.60 mi (10,624.26 km) |
