| Highlands Ranch to Dormagen | 4,946.78 mi (7,961.07 km) |
| Highlands Ranch to Dornstadt | 5,172.17 mi (8,323.81 km) |
| Highlands Ranch to Dorsten | 4,926.20 mi (7,927.96 km) |
| Highlands Ranch to Dortmund | 4,948.96 mi (7,964.59 km) |
| Highlands Ranch to Dorverden | 4,943.50 mi (7,955.80 km) |
| Highlands Ranch to Dossenheim | 5,083.87 mi (8,181.69 km) |
| Highlands Ranch to Dreieich | 5,059.06 mi (8,141.77 km) |
| Highlands Ranch to Drensteinfurt | 4,945.05 mi (7,958.28 km) |
| Highlands Ranch to Dresden | 5,168.02 mi (8,317.12 km) |
| Highlands Ranch to Drochtersen | 4,908.74 mi (7,899.85 km) |
| Highlands Ranch to Drolshagen | 4,980.80 mi (8,015.82 km) |
| Highlands Ranch to Duderstadt | 5,038.09 mi (8,108.02 km) |
| Highlands Ranch to Duisburg | 4,929.85 mi (7,933.83 km) |
| Highlands Ranch to Dulmen | 4,928.59 mi (7,931.80 km) |
| Highlands Ranch to Duren | 4,949.39 mi (7,965.28 km) |
