| Sasso Marconi to Oakley (California) | 6,031.99 mi (9,707.54 km) |
| Sasso Marconi to Oakton (Virginia) | 4,355.89 mi (7,010.13 km) |
| Sasso Marconi to Oakville (Missouri) | 4,917.10 mi (7,913.31 km) |
| Sasso Marconi to Oatfield (Oregon) | 5,618.90 mi (9,042.75 km) |
| Sasso Marconi to Ocala (Florida) | 4,995.19 mi (8,038.98 km) |
| Sasso Marconi to Ocean Acres (New Jersey) | 4,190.53 mi (6,744.01 km) |
| Sasso Marconi to Ocean City (New Jersey) | 4,223.50 mi (6,797.07 km) |
| Sasso Marconi to Ocean Pines (Maryland) | 4,283.08 mi (6,892.94 km) |
| Sasso Marconi to Ocean Pointe (Hawaii) | 7,846.05 mi (12,626.99 km) |
| Sasso Marconi to Ocean Springs (Mississippi) | 5,231.35 mi (8,419.05 km) |
| Sasso Marconi to Oceanside (California) | 6,175.55 mi (9,938.58 km) |
| Sasso Marconi to Oceanside (New York) | 4,127.50 mi (6,642.56 km) |
| Sasso Marconi to Ocoee (Florida) | 4,994.59 mi (8,038.02 km) |
| Sasso Marconi to Oconomowoc (Wisconsin) | 4,633.44 mi (7,456.80 km) |
| Sasso Marconi to Odenton (Maryland) | 4,322.37 mi (6,956.19 km) |
