| Cadillac to Oswego (Illinois) | 230.70 mi (371.28 km) |
| Cadillac to Oswego (New York) | 447.43 mi (720.07 km) |
| Cadillac to Otsego (Minnesota) | 408.39 mi (657.24 km) |
| Cadillac to Ottawa (Illinois) | 264.25 mi (425.27 km) |
| Cadillac to Ottawa (Kansas) | 641.61 mi (1,032.57 km) |
| Cadillac to Ottumwa (Iowa) | 419.87 mi (675.72 km) |
| Cadillac to Overland (Missouri) | 461.23 mi (742.28 km) |
| Cadillac to Overland Park (Kansas) | 605.10 mi (973.81 km) |
| Cadillac to Overlea (Maryland) | 568.64 mi (915.14 km) |
| Cadillac to Oviedo (Florida) | 1,102.18 mi (1,773.79 km) |
| Cadillac to Owasso (Oklahoma) | 776.01 mi (1,248.86 km) |
| Cadillac to Owatonna (Minnesota) | 387.30 mi (623.30 km) |
| Cadillac to Owensboro (Kentucky) | 457.19 mi (735.78 km) |
| Cadillac to Owings Mills (Maryland) | 555.28 mi (893.64 km) |
| Cadillac to Owosso (Michigan) | 106.55 mi (171.48 km) |
