| Marsciano to Oswego (Illinois) | 4,796.27 mi (7,718.85 km) |
| Marsciano to Oswego (New York) | 4,240.37 mi (6,824.21 km) |
| Marsciano to Otsego (Minnesota) | 4,836.39 mi (7,783.42 km) |
| Marsciano to Ottawa (Illinois) | 4,830.20 mi (7,773.46 km) |
| Marsciano to Ottawa (Kansas) | 5,210.79 mi (8,385.96 km) |
| Marsciano to Ottumwa (Iowa) | 4,986.39 mi (8,024.82 km) |
| Marsciano to Overland (Missouri) | 5,012.03 mi (8,066.09 km) |
| Marsciano to Overland Park (Kansas) | 5,174.60 mi (8,327.72 km) |
| Marsciano to Overlea (Maryland) | 4,400.51 mi (7,081.94 km) |
| Marsciano to Oviedo (Florida) | 5,065.61 mi (8,152.31 km) |
| Marsciano to Owasso (Oklahoma) | 5,344.43 mi (8,601.03 km) |
| Marsciano to Owatonna (Minnesota) | 4,875.90 mi (7,847.00 km) |
| Marsciano to Owensboro (Kentucky) | 4,921.05 mi (7,919.67 km) |
| Marsciano to Owings Mills (Maryland) | 4,410.56 mi (7,098.11 km) |
| Marsciano to Owosso (Michigan) | 4,573.59 mi (7,360.48 km) |
