| New Philadelphia to Decatur (Alabama) | 509.06 mi (819.26 km) |
| New Philadelphia to Decatur (Georgia) | 489.83 mi (788.30 km) |
| New Philadelphia to Decatur (Illinois) | 397.92 mi (640.40 km) |
| New Philadelphia to Deer Park (New York) | 426.01 mi (685.60 km) |
| New Philadelphia to Deer Park (Texas) | 1,071.84 mi (1,724.96 km) |
| New Philadelphia to Deerfield (Illinois) | 352.22 mi (566.84 km) |
| New Philadelphia to Deerfield Beach (Florida) | 982.70 mi (1,581.50 km) |
| New Philadelphia to Defiance (Ohio) | 162.39 mi (261.35 km) |
| New Philadelphia to DeForest (Wisconsin) | 448.47 mi (721.74 km) |
| New Philadelphia to DeKalb (Illinois) | 392.64 mi (631.89 km) |
| New Philadelphia to Del Aire (California) | 2,066.57 mi (3,325.82 km) |
| New Philadelphia to Del City (Oklahoma) | 936.76 mi (1,507.57 km) |
| New Philadelphia to Del Rio (Texas) | 1,337.63 mi (2,152.71 km) |
| New Philadelphia to DeLand (Florida) | 792.10 mi (1,274.76 km) |
| New Philadelphia to Delano (California) | 2,065.44 mi (3,324.01 km) |
