| Casamassima to Oswego (Illinois) | 5,064.19 mi (8,150.02 km) |
| Casamassima to Oswego (New York) | 4,510.94 mi (7,259.65 km) |
| Casamassima to Otsego (Minnesota) | 5,098.63 mi (8,205.45 km) |
| Casamassima to Ottawa (Illinois) | 5,098.13 mi (8,204.65 km) |
| Casamassima to Ottawa (Kansas) | 5,477.57 mi (8,815.29 km) |
| Casamassima to Ottumwa (Iowa) | 5,252.92 mi (8,453.75 km) |
| Casamassima to Overland (Missouri) | 5,280.93 mi (8,498.84 km) |
| Casamassima to Overland Park (Kansas) | 5,441.48 mi (8,757.22 km) |
| Casamassima to Overlea (Maryland) | 4,672.26 mi (7,519.28 km) |
| Casamassima to Oviedo (Florida) | 5,336.68 mi (8,588.56 km) |
| Casamassima to Owasso (Oklahoma) | 5,612.38 mi (9,032.25 km) |
| Casamassima to Owatonna (Minnesota) | 5,139.48 mi (8,271.19 km) |
| Casamassima to Owensboro (Kentucky) | 5,191.45 mi (8,354.83 km) |
| Casamassima to Owings Mills (Maryland) | 4,682.28 mi (7,535.40 km) |
| Casamassima to Owosso (Michigan) | 4,842.26 mi (7,792.86 km) |
