| South Bend to Oak Grove (South Carolina) | 600.63 mi (966.62 km) |
| South Bend to Oak Harbor (Washington) | 1,816.39 mi (2,923.20 km) |
| South Bend to Oak Hills (Oregon) | 1,832.81 mi (2,949.62 km) |
| South Bend to Oak Lawn (Illinois) | 76.56 mi (123.22 km) |
| South Bend to Oak Park (California) | 1,832.90 mi (2,949.77 km) |
| South Bend to Oak Park (Illinois) | 79.67 mi (128.21 km) |
| South Bend to Oak Park (Michigan) | 167.43 mi (269.45 km) |
| South Bend to Oak Ridge (Florida) | 952.24 mi (1,532.48 km) |
| South Bend to Oak Ridge (New Jersey) | 611.71 mi (984.45 km) |
| South Bend to Oak Ridge (Tennessee) | 408.76 mi (657.84 km) |
| South Bend to Oakdale (California) | 1,844.84 mi (2,968.98 km) |
| South Bend to Oakdale (Minnesota) | 406.64 mi (654.42 km) |
| South Bend to Oakland (California) | 1,914.74 mi (3,081.47 km) |
| South Bend to Oakland (New Jersey) | 624.95 mi (1,005.75 km) |
| South Bend to Oakland Park (Florida) | 1,126.01 mi (1,812.14 km) |
