| Michigan City to Rockville (Maryland) | 542.00 mi (872.27 km) |
| Michigan City to Rockville Centre (New York) | 691.05 mi (1,112.13 km) |
| Michigan City to Rockwall (Texas) | 802.36 mi (1,291.28 km) |
| Michigan City to Rocky Mount (North Carolina) | 628.13 mi (1,010.88 km) |
| Michigan City to Rocky Point (New York) | 724.13 mi (1,165.38 km) |
| Michigan City to Rocky River (Ohio) | 259.72 mi (417.98 km) |
| Michigan City to Roessleville (New York) | 671.87 mi (1,081.28 km) |
| Michigan City to Rogers (Arkansas) | 539.73 mi (868.61 km) |
| Michigan City to Rogers (Minnesota) | 413.28 mi (665.11 km) |
| Michigan City to Rohnert Park (California) | 1,895.88 mi (3,051.13 km) |
| Michigan City to Rolla (Missouri) | 367.28 mi (591.07 km) |
| Michigan City to Rolling Meadows (Illinois) | 64.61 mi (103.97 km) |
| Michigan City to Roma (Texas) | 1,261.61 mi (2,030.37 km) |
| Michigan City to Rome (Georgia) | 522.33 mi (840.61 km) |
| Michigan City to Rome (New York) | 588.82 mi (947.61 km) |
