| Wheat Ridge to Devnya | 5,986.92 mi (9,635.02 km) |
| Wheat Ridge to Dimitrovgrad | 5,995.40 mi (9,648.67 km) |
| Wheat Ridge to Dobrich | 5,974.53 mi (9,615.08 km) |
| Wheat Ridge to Dospat | 5,974.20 mi (9,614.55 km) |
| Wheat Ridge to Dupnitsa | 5,907.88 mi (9,507.81 km) |
| Wheat Ridge to Elhovo | 6,017.53 mi (9,684.29 km) |
| Wheat Ridge to Etropole | 5,903.54 mi (9,500.82 km) |
| Wheat Ridge to Gabrovo | 5,941.69 mi (9,562.22 km) |
| Wheat Ridge to Gorna Oryahovitsa | 5,937.58 mi (9,555.62 km) |
| Wheat Ridge to Gotse Delchev | 5,965.43 mi (9,600.43 km) |
| Wheat Ridge to Harmanli | 6,010.93 mi (9,673.66 km) |
| Wheat Ridge to Haskovo | 6,000.95 mi (9,657.60 km) |
| Wheat Ridge to Ihtiman | 5,919.85 mi (9,527.08 km) |
| Wheat Ridge to Isperih | 5,937.58 mi (9,555.61 km) |
| Wheat Ridge to Kardzhali | 6,010.81 mi (9,673.46 km) |
