| Marsciano to Oakley (California) | 6,147.02 mi (9,892.67 km) |
| Marsciano to Oakton (Virginia) | 4,453.81 mi (7,167.71 km) |
| Marsciano to Oakville (Missouri) | 5,021.44 mi (8,081.23 km) |
| Marsciano to Oatfield (Oregon) | 5,734.69 mi (9,229.10 km) |
| Marsciano to Ocala (Florida) | 5,086.77 mi (8,186.36 km) |
| Marsciano to Ocean Acres (New Jersey) | 4,287.63 mi (6,900.28 km) |
| Marsciano to Ocean City (New Jersey) | 4,320.29 mi (6,952.83 km) |
| Marsciano to Ocean Pines (Maryland) | 4,379.26 mi (7,047.74 km) |
| Marsciano to Ocean Pointe (Hawaii) | 7,956.63 mi (12,804.95 km) |
| Marsciano to Ocean Springs (Mississippi) | 5,328.71 mi (8,575.73 km) |
| Marsciano to Oceanside (California) | 6,288.65 mi (10,120.61 km) |
| Marsciano to Oceanside (New York) | 4,225.17 mi (6,799.76 km) |
| Marsciano to Ocoee (Florida) | 5,085.11 mi (8,183.70 km) |
| Marsciano to Oconomowoc (Wisconsin) | 4,740.11 mi (7,628.47 km) |
| Marsciano to Odenton (Maryland) | 4,420.12 mi (7,113.50 km) |
