| Michigan City to Decatur (Alabama) | 493.10 mi (793.57 km) |
| Michigan City to Decatur (Georgia) | 566.12 mi (911.08 km) |
| Michigan City to Decatur (Illinois) | 167.54 mi (269.63 km) |
| Michigan City to Deer Park (New York) | 706.19 mi (1,136.50 km) |
| Michigan City to Deer Park (Texas) | 949.53 mi (1,528.12 km) |
| Michigan City to Deerfield (Illinois) | 59.53 mi (95.81 km) |
| Michigan City to Deerfield Beach (Florida) | 1,131.23 mi (1,820.55 km) |
| Michigan City to Defiance (Ohio) | 132.88 mi (213.84 km) |
| Michigan City to DeForest (Wisconsin) | 164.13 mi (264.14 km) |
| Michigan City to DeKalb (Illinois) | 97.97 mi (157.66 km) |
| Michigan City to Del Aire (California) | 1,790.28 mi (2,881.18 km) |
| Michigan City to Del City (Oklahoma) | 715.47 mi (1,151.43 km) |
| Michigan City to Del Rio (Texas) | 1,157.64 mi (1,863.05 km) |
| Michigan City to DeLand (Florida) | 930.71 mi (1,497.83 km) |
| Michigan City to Delano (California) | 1,782.24 mi (2,868.23 km) |
