| Howard to Dormagen | 4,109.51 mi (6,613.62 km) |
| Howard to Dornstadt | 4,329.08 mi (6,966.99 km) |
| Howard to Dorsten | 4,092.89 mi (6,586.87 km) |
| Howard to Dortmund | 4,116.27 mi (6,624.50 km) |
| Howard to Dorverden | 4,124.99 mi (6,638.52 km) |
| Howard to Dossenheim | 4,242.38 mi (6,827.46 km) |
| Howard to Dreieich | 4,220.91 mi (6,792.89 km) |
| Howard to Drensteinfurt | 4,114.95 mi (6,622.38 km) |
| Howard to Dresden | 4,353.10 mi (7,005.63 km) |
| Howard to Drochtersen | 4,096.45 mi (6,592.60 km) |
| Howard to Drolshagen | 4,146.01 mi (6,672.36 km) |
| Howard to Duderstadt | 4,214.22 mi (6,782.13 km) |
| Howard to Duisburg | 4,094.51 mi (6,589.48 km) |
| Howard to Dulmen | 4,097.31 mi (6,593.99 km) |
| Howard to Duren | 4,109.29 mi (6,613.27 km) |
