| Horw to Dover (New Jersey) | 3,947.18 mi (6,352.37 km) |
| Horw to Dover (Ohio) | 4,248.90 mi (6,837.94 km) |
| Horw to Downers Grove (Illinois) | 4,452.27 mi (7,165.24 km) |
| Horw to Downey (California) | 5,931.61 mi (9,546.00 km) |
| Horw to Dranesville (Virginia) | 4,144.71 mi (6,670.26 km) |
| Horw to Draper (Utah) | 5,362.83 mi (8,630.63 km) |
| Horw to Drexel Heights (Arizona) | 5,797.33 mi (9,329.91 km) |
| Horw to Drexel Hill (Pennsylvania) | 4,017.23 mi (6,465.11 km) |
| Horw to Duarte (California) | 5,913.04 mi (9,516.12 km) |
| Horw to Dublin (California) | 5,824.56 mi (9,373.73 km) |
| Horw to Dublin (Georgia) | 4,671.16 mi (7,517.50 km) |
| Horw to Dublin (Ohio) | 4,334.98 mi (6,976.47 km) |
| Horw to Dubuque (Iowa) | 4,522.57 mi (7,278.37 km) |
| Horw to Duluth (Georgia) | 4,654.65 mi (7,490.93 km) |
| Horw to Duluth (Minnesota) | 4,378.00 mi (7,045.71 km) |
