| Seymour to Decatur (Alabama) | 308.31 mi (496.17 km) |
| Seymour to Decatur (Georgia) | 368.49 mi (593.02 km) |
| Seymour to Decatur (Illinois) | 174.15 mi (280.27 km) |
| Seymour to Deer Park (New York) | 677.75 mi (1,090.73 km) |
| Seymour to Deer Park (Texas) | 827.39 mi (1,331.56 km) |
| Seymour to Deerfield (Illinois) | 244.97 mi (394.25 km) |
| Seymour to Deerfield Beach (Florida) | 935.13 mi (1,504.94 km) |
| Seymour to Defiance (Ohio) | 180.26 mi (290.10 km) |
| Seymour to DeForest (Wisconsin) | 346.14 mi (557.06 km) |
| Seymour to DeKalb (Illinois) | 255.06 mi (410.48 km) |
| Seymour to Del Aire (California) | 1,828.56 mi (2,942.79 km) |
| Seymour to Del City (Oklahoma) | 679.46 mi (1,093.49 km) |
| Seymour to Del Rio (Texas) | 1,080.20 mi (1,738.41 km) |
| Seymour to DeLand (Florida) | 734.44 mi (1,181.97 km) |
| Seymour to Delano (California) | 1,835.65 mi (2,954.19 km) |
