| Thornbury to Dover (New Jersey) | 3,376.17 mi (5,433.42 km) |
| Thornbury to Dover (Ohio) | 3,672.06 mi (5,909.61 km) |
| Thornbury to Downers Grove (Illinois) | 3,871.29 mi (6,230.23 km) |
| Thornbury to Downey (California) | 5,360.90 mi (8,627.54 km) |
| Thornbury to Dranesville (Virginia) | 3,574.06 mi (5,751.89 km) |
| Thornbury to Draper (Utah) | 4,791.76 mi (7,711.60 km) |
| Thornbury to Drexel Heights (Arizona) | 5,218.15 mi (8,397.80 km) |
| Thornbury to Drexel Hill (Pennsylvania) | 3,447.19 mi (5,547.72 km) |
| Thornbury to Duarte (California) | 5,342.34 mi (8,597.67 km) |
| Thornbury to Dublin (California) | 5,264.89 mi (8,473.01 km) |
| Thornbury to Dublin (Georgia) | 4,105.10 mi (6,606.53 km) |
| Thornbury to Dublin (Ohio) | 3,757.41 mi (6,046.97 km) |
| Thornbury to Dubuque (Iowa) | 3,941.09 mi (6,342.57 km) |
| Thornbury to Duluth (Georgia) | 4,084.33 mi (6,573.09 km) |
| Thornbury to Duluth (Minnesota) | 3,798.10 mi (6,112.46 km) |
