| Effingham to Dallas (Oregon) | 1,814.02 mi (2,919.39 km) |
| Effingham to Dallas (Texas) | 633.69 mi (1,019.82 km) |
| Effingham to Dalton (Georgia) | 359.72 mi (578.91 km) |
| Effingham to Daly City (California) | 1,828.48 mi (2,942.65 km) |
| Effingham to Damascus (Maryland) | 607.73 mi (978.04 km) |
| Effingham to Damascus (Oregon) | 1,772.45 mi (2,852.48 km) |
| Effingham to Dana Point (California) | 1,661.53 mi (2,673.97 km) |
| Effingham to Danbury (Connecticut) | 809.47 mi (1,302.71 km) |
| Effingham to Dania Beach (Florida) | 1,024.87 mi (1,649.37 km) |
| Effingham to Danville (California) | 1,799.95 mi (2,896.74 km) |
| Effingham to Danville (Illinois) | 86.53 mi (139.26 km) |
| Effingham to Danville (Indiana) | 117.88 mi (189.71 km) |
| Effingham to Danville (Kentucky) | 228.45 mi (367.66 km) |
| Effingham to Danville (Virginia) | 528.38 mi (850.34 km) |
| Effingham to Daphne (Alabama) | 588.11 mi (946.47 km) |
