| Middlesex to Dallas (Oregon) | 2,457.18 mi (3,954.45 km) |
| Middlesex to Dallas (Texas) | 1,340.87 mi (2,157.92 km) |
| Middlesex to Dalton (Georgia) | 698.35 mi (1,123.88 km) |
| Middlesex to Daly City (California) | 2,546.80 mi (4,098.69 km) |
| Middlesex to Damascus (Maryland) | 168.83 mi (271.71 km) |
| Middlesex to Damascus (Oregon) | 2,409.44 mi (3,877.61 km) |
| Middlesex to Dana Point (California) | 2,407.96 mi (3,875.24 km) |
| Middlesex to Danbury (Connecticut) | 78.44 mi (126.23 km) |
| Middlesex to Dania Beach (Florida) | 1,054.21 mi (1,696.58 km) |
| Middlesex to Danville (California) | 2,518.22 mi (4,052.69 km) |
| Middlesex to Danville (Illinois) | 690.24 mi (1,110.84 km) |
| Middlesex to Danville (Indiana) | 635.64 mi (1,022.96 km) |
| Middlesex to Danville (Kentucky) | 586.60 mi (944.04 km) |
| Middlesex to Danville (Virginia) | 382.39 mi (615.39 km) |
| Middlesex to Daphne (Alabama) | 1,016.38 mi (1,635.71 km) |
