| New Philadelphia to Dover (New Hampshire) | 574.08 mi (923.89 km) |
| New Philadelphia to Dover (New Jersey) | 361.45 mi (581.69 km) |
| New Philadelphia to Dover (Ohio) | 3.73 mi (6.01 km) |
| New Philadelphia to Downers Grove (Illinois) | 353.88 mi (569.51 km) |
| New Philadelphia to Downey (California) | 2,053.47 mi (3,304.74 km) |
| New Philadelphia to Dranesville (Virginia) | 239.51 mi (385.46 km) |
| New Philadelphia to Draper (Utah) | 1,590.44 mi (2,559.57 km) |
| New Philadelphia to Drexel Heights (Arizona) | 1,736.40 mi (2,794.46 km) |
| New Philadelphia to Drexel Hill (Pennsylvania) | 325.79 mi (524.32 km) |
| New Philadelphia to Duarte (California) | 2,037.85 mi (3,279.61 km) |
| New Philadelphia to Dublin (California) | 2,158.65 mi (3,474.01 km) |
| New Philadelphia to Dublin (Georgia) | 555.45 mi (893.90 km) |
| New Philadelphia to Dublin (Ohio) | 93.52 mi (150.50 km) |
| New Philadelphia to Dubuque (Iowa) | 499.08 mi (803.19 km) |
| New Philadelphia to Duluth (Georgia) | 471.84 mi (759.36 km) |
