| Wallingford Center to Decatur (Alabama) | 904.29 mi (1,455.32 km) |
| Wallingford Center to Decatur (Georgia) | 820.97 mi (1,321.22 km) |
| Wallingford Center to Decatur (Illinois) | 850.64 mi (1,368.97 km) |
| Wallingford Center to Deer Park (New York) | 54.24 mi (87.30 km) |
| Wallingford Center to Deer Park (Texas) | 1,486.48 mi (2,392.26 km) |
| Wallingford Center to Deerfield (Illinois) | 774.77 mi (1,246.88 km) |
| Wallingford Center to Deerfield Beach (Florida) | 1,126.17 mi (1,812.40 km) |
| Wallingford Center to Defiance (Ohio) | 598.43 mi (963.08 km) |
| Wallingford Center to DeForest (Wisconsin) | 851.39 mi (1,370.18 km) |
| Wallingford Center to DeKalb (Illinois) | 821.36 mi (1,321.85 km) |
| Wallingford Center to Del Aire (California) | 2,514.66 mi (4,046.96 km) |
| Wallingford Center to Del City (Oklahoma) | 1,389.85 mi (2,236.74 km) |
| Wallingford Center to Del Rio (Texas) | 1,775.73 mi (2,857.75 km) |
| Wallingford Center to DeLand (Florida) | 981.48 mi (1,579.54 km) |
| Wallingford Center to Delano (California) | 2,507.78 mi (4,035.88 km) |
