| Wallingford Center to Dover (New Hampshire) | 155.55 mi (250.34 km) |
| Wallingford Center to Dover (New Jersey) | 98.57 mi (158.63 km) |
| Wallingford Center to Dover (Ohio) | 455.98 mi (733.83 km) |
| Wallingford Center to Downers Grove (Illinois) | 784.33 mi (1,262.26 km) |
| Wallingford Center to Downey (California) | 2,501.71 mi (4,026.12 km) |
| Wallingford Center to Dranesville (Virginia) | 293.85 mi (472.90 km) |
| Wallingford Center to Draper (Utah) | 2,020.32 mi (3,251.40 km) |
| Wallingford Center to Drexel Heights (Arizona) | 2,190.78 mi (3,525.73 km) |
| Wallingford Center to Drexel Hill (Pennsylvania) | 166.39 mi (267.78 km) |
| Wallingford Center to Duarte (California) | 2,485.75 mi (4,000.43 km) |
| Wallingford Center to Dublin (California) | 2,591.07 mi (4,169.92 km) |
| Wallingford Center to Dublin (Georgia) | 829.79 mi (1,335.42 km) |
| Wallingford Center to Dublin (Ohio) | 547.78 mi (881.57 km) |
| Wallingford Center to Dubuque (Iowa) | 919.99 mi (1,480.59 km) |
| Wallingford Center to Duluth (Georgia) | 803.73 mi (1,293.48 km) |
