| Grayslake to Devnya | 5,305.95 mi (8,539.11 km) |
| Grayslake to Dimitrovgrad | 5,295.25 mi (8,521.88 km) |
| Grayslake to Dobrich | 5,297.47 mi (8,525.46 km) |
| Grayslake to Dospat | 5,263.30 mi (8,470.47 km) |
| Grayslake to Dupnitsa | 5,195.16 mi (8,360.80 km) |
| Grayslake to Elhovo | 5,323.76 mi (8,567.77 km) |
| Grayslake to Etropole | 5,199.43 mi (8,367.67 km) |
| Grayslake to Gabrovo | 5,245.34 mi (8,441.56 km) |
| Grayslake to Gorna Oryahovitsa | 5,245.10 mi (8,441.18 km) |
| Grayslake to Gotse Delchev | 5,251.57 mi (8,451.59 km) |
| Grayslake to Harmanli | 5,311.75 mi (8,548.44 km) |
| Grayslake to Haskovo | 5,299.85 mi (8,529.28 km) |
| Grayslake to Ihtiman | 5,212.11 mi (8,388.09 km) |
| Grayslake to Isperih | 5,255.58 mi (8,458.04 km) |
| Grayslake to Kardzhali | 5,306.72 mi (8,540.34 km) |
