| Rosaryville to Oskaloosa (Iowa) | 853.35 mi (1,373.33 km) |
| Rosaryville to Oswego (Illinois) | 639.18 mi (1,028.66 km) |
| Rosaryville to Oswego (New York) | 324.10 mi (521.60 km) |
| Rosaryville to Otsego (Minnesota) | 969.35 mi (1,560.02 km) |
| Rosaryville to Ottawa (Illinois) | 658.64 mi (1,059.98 km) |
| Rosaryville to Ottawa (Kansas) | 992.78 mi (1,597.73 km) |
| Rosaryville to Ottumwa (Iowa) | 839.87 mi (1,351.65 km) |
| Rosaryville to Overland (Missouri) | 729.26 mi (1,173.63 km) |
| Rosaryville to Overland Park (Kansas) | 959.86 mi (1,544.75 km) |
| Rosaryville to Overlea (Maryland) | 44.46 mi (71.55 km) |
| Rosaryville to Oviedo (Florida) | 741.82 mi (1,193.84 km) |
| Rosaryville to Owasso (Oklahoma) | 1,053.37 mi (1,695.24 km) |
| Rosaryville to Owatonna (Minnesota) | 923.92 mi (1,486.90 km) |
| Rosaryville to Owensboro (Kentucky) | 562.31 mi (904.95 km) |
| Rosaryville to Owings Mills (Maryland) | 44.56 mi (71.71 km) |
