| Rickmansworth to Dardenne Prairie (Missouri) | 4,197.45 mi (6,755.14 km) |
| Rickmansworth to Darien (Illinois) | 3,950.12 mi (6,357.10 km) |
| Rickmansworth to Davenport (Iowa) | 4,058.11 mi (6,530.90 km) |
| Rickmansworth to Davidson (North Carolina) | 3,961.15 mi (6,374.86 km) |
| Rickmansworth to Davie (Florida) | 4,400.62 mi (7,082.11 km) |
| Rickmansworth to Davis (California) | 5,272.05 mi (8,484.55 km) |
| Rickmansworth to Dayton (Nevada) | 5,166.88 mi (8,315.29 km) |
| Rickmansworth to Dayton (Ohio) | 3,895.09 mi (6,268.55 km) |
| Rickmansworth to Daytona Beach (Florida) | 4,278.23 mi (6,885.14 km) |
| Rickmansworth to De Pere (Wisconsin) | 3,830.03 mi (6,163.83 km) |
| Rickmansworth to De Witt (New York) | 3,428.89 mi (5,518.26 km) |
| Rickmansworth to Dearborn (Michigan) | 3,740.82 mi (6,020.27 km) |
| Rickmansworth to Dearborn Heights (Michigan) | 3,743.13 mi (6,023.99 km) |
| Rickmansworth to DeBary (Florida) | 4,303.52 mi (6,925.84 km) |
| Rickmansworth to Decatur (Alabama) | 4,254.79 mi (6,847.42 km) |
