| Modica to Oswego (Illinois) | 5,162.49 mi (8,308.22 km) |
| Modica to Oswego (New York) | 4,590.04 mi (7,386.96 km) |
| Modica to Otsego (Minnesota) | 5,223.65 mi (8,406.65 km) |
| Modica to Ottawa (Illinois) | 5,196.28 mi (8,362.61 km) |
| Modica to Ottawa (Kansas) | 5,581.46 mi (8,982.50 km) |
| Modica to Ottumwa (Iowa) | 5,358.65 mi (8,623.91 km) |
| Modica to Overland (Missouri) | 5,372.25 mi (8,645.80 km) |
| Modica to Overland Park (Kansas) | 5,544.92 mi (8,923.68 km) |
| Modica to Overlea (Maryland) | 4,731.96 mi (7,615.36 km) |
| Modica to Oviedo (Florida) | 5,360.67 mi (8,627.16 km) |
| Modica to Owasso (Oklahoma) | 5,709.20 mi (9,188.07 km) |
| Modica to Owatonna (Minnesota) | 5,259.08 mi (8,463.68 km) |
| Modica to Owensboro (Kentucky) | 5,270.45 mi (8,481.97 km) |
| Modica to Owings Mills (Maryland) | 4,742.85 mi (7,632.88 km) |
| Modica to Owosso (Michigan) | 4,936.29 mi (7,944.20 km) |
