| Effingham to Darby (Pennsylvania) | 709.82 mi (1,142.35 km) |
| Effingham to Dardenne Prairie (Missouri) | 119.88 mi (192.92 km) |
| Effingham to Darien (Illinois) | 183.77 mi (295.75 km) |
| Effingham to Davenport (Iowa) | 200.07 mi (321.98 km) |
| Effingham to Davidson (North Carolina) | 493.13 mi (793.62 km) |
| Effingham to Davie (Florida) | 1,020.29 mi (1,642.00 km) |
| Effingham to Davis (California) | 1,776.43 mi (2,858.88 km) |
| Effingham to Dayton (Nevada) | 1,652.66 mi (2,659.69 km) |
| Effingham to Dayton (Ohio) | 236.52 mi (380.65 km) |
| Effingham to Daytona Beach (Florida) | 806.39 mi (1,297.76 km) |
| Effingham to De Pere (Wisconsin) | 367.71 mi (591.77 km) |
| Effingham to De Witt (New York) | 702.50 mi (1,130.56 km) |
| Effingham to Dearborn (Michigan) | 355.95 mi (572.85 km) |
| Effingham to Dearborn Heights (Michigan) | 353.48 mi (568.88 km) |
| Effingham to DeBary (Florida) | 818.96 mi (1,317.98 km) |
