| Rostusa to Oswego (Illinois) | 5,175.55 mi (8,329.25 km) |
| Rostusa to Oswego (New York) | 4,634.09 mi (7,457.85 km) |
| Rostusa to Otsego (Minnesota) | 5,194.16 mi (8,359.19 km) |
| Rostusa to Ottawa (Illinois) | 5,209.50 mi (8,383.88 km) |
| Rostusa to Ottawa (Kansas) | 5,584.73 mi (8,987.76 km) |
| Rostusa to Ottumwa (Iowa) | 5,359.58 mi (8,625.40 km) |
| Rostusa to Overland (Missouri) | 5,395.64 mi (8,683.45 km) |
| Rostusa to Overland Park (Kansas) | 5,549.00 mi (8,930.25 km) |
| Rostusa to Overlea (Maryland) | 4,804.75 mi (7,732.50 km) |
| Rostusa to Oviedo (Florida) | 5,484.02 mi (8,825.68 km) |
| Rostusa to Owasso (Oklahoma) | 5,723.24 mi (9,210.66 km) |
| Rostusa to Owatonna (Minnesota) | 5,238.21 mi (8,430.09 km) |
| Rostusa to Owensboro (Kentucky) | 5,312.97 mi (8,550.41 km) |
| Rostusa to Owings Mills (Maryland) | 4,814.32 mi (7,747.90 km) |
| Rostusa to Owosso (Michigan) | 4,956.56 mi (7,976.81 km) |
