| Valparaiso to Odenton (Maryland) | 570.43 mi (918.02 km) |
| Valparaiso to Odessa (Texas) | 1,073.32 mi (1,727.34 km) |
| Valparaiso to Ogden (Utah) | 1,287.98 mi (2,072.80 km) |
| Valparaiso to Oildale (California) | 1,769.25 mi (2,847.34 km) |
| Valparaiso to Ojus (Florida) | 1,142.22 mi (1,838.23 km) |
| Valparaiso to Okemos (Michigan) | 159.59 mi (256.84 km) |
| Valparaiso to Oklahoma City (Oklahoma) | 701.15 mi (1,128.39 km) |
| Valparaiso to Okmulgee (Oklahoma) | 630.61 mi (1,014.86 km) |
| Valparaiso to Olathe (Kansas) | 447.39 mi (720.01 km) |
| Valparaiso to Old Jamestown (Missouri) | 249.78 mi (401.98 km) |
| Valparaiso to Oldsmar (Florida) | 960.14 mi (1,545.20 km) |
| Valparaiso to Olean (New York) | 445.82 mi (717.47 km) |
| Valparaiso to Olive Branch (Mississippi) | 475.12 mi (764.63 km) |
| Valparaiso to Olivehurst (California) | 1,814.32 mi (2,919.87 km) |
| Valparaiso to Olney (Maryland) | 549.51 mi (884.35 km) |
