| New Philadelphia to Duluth (Minnesota) | 688.24 mi (1,107.62 km) |
| New Philadelphia to Dumas (Texas) | 1,156.66 mi (1,861.47 km) |
| New Philadelphia to Dumont (New Jersey) | 391.21 mi (629.59 km) |
| New Philadelphia to Duncan (Oklahoma) | 990.21 mi (1,593.59 km) |
| New Philadelphia to Duncanville (Texas) | 1,012.93 mi (1,630.15 km) |
| New Philadelphia to Dundalk (Maryland) | 275.32 mi (443.09 km) |
| New Philadelphia to Dunedin (Florida) | 863.82 mi (1,390.18 km) |
| New Philadelphia to Dunkirk (New York) | 175.73 mi (282.81 km) |
| New Philadelphia to Dunmore (Pennsylvania) | 311.02 mi (500.53 km) |
| New Philadelphia to Dunwoody (Georgia) | 478.90 mi (770.72 km) |
| New Philadelphia to Durango (Colorado) | 1,433.87 mi (2,307.59 km) |
| New Philadelphia to Durant (Oklahoma) | 934.98 mi (1,504.70 km) |
| New Philadelphia to Durham (North Carolina) | 340.45 mi (547.90 km) |
| New Philadelphia to Dyer (Indiana) | 324.06 mi (521.52 km) |
| New Philadelphia to Dyersburg (Tennessee) | 528.32 mi (850.25 km) |
