| Michigan City to Oak Harbor (Washington) | 1,787.83 mi (2,877.23 km) |
| Michigan City to Oak Hills (Oregon) | 1,803.10 mi (2,901.81 km) |
| Michigan City to Oak Lawn (Illinois) | 45.59 mi (73.36 km) |
| Michigan City to Oak Park (California) | 1,802.38 mi (2,900.65 km) |
| Michigan City to Oak Park (Illinois) | 49.00 mi (78.86 km) |
| Michigan City to Oak Park (Michigan) | 196.09 mi (315.58 km) |
| Michigan City to Oak Ridge (Florida) | 964.54 mi (1,552.28 km) |
| Michigan City to Oak Ridge (New Jersey) | 642.64 mi (1,034.23 km) |
| Michigan City to Oak Ridge (Tennessee) | 420.40 mi (676.57 km) |
| Michigan City to Oakdale (California) | 1,813.84 mi (2,919.10 km) |
| Michigan City to Oakdale (Minnesota) | 380.73 mi (612.73 km) |
| Michigan City to Oakland (California) | 1,883.73 mi (3,031.57 km) |
| Michigan City to Oakland (New Jersey) | 655.87 mi (1,055.52 km) |
| Michigan City to Oakland Park (Florida) | 1,139.10 mi (1,833.20 km) |
| Michigan City to Oakleaf Plantation (Florida) | 845.23 mi (1,360.26 km) |
