| Macerata Campania to Oakley (California) | 6,308.47 mi (10,152.51 km) |
| Macerata Campania to Oakton (Virginia) | 4,604.97 mi (7,410.98 km) |
| Macerata Campania to Oakville (Missouri) | 5,178.06 mi (8,333.28 km) |
| Macerata Campania to Oatfield (Oregon) | 5,894.79 mi (9,486.75 km) |
| Macerata Campania to Ocala (Florida) | 5,231.62 mi (8,419.47 km) |
| Macerata Campania to Ocean Acres (New Jersey) | 4,438.09 mi (7,142.42 km) |
| Macerata Campania to Ocean City (New Jersey) | 4,470.45 mi (7,194.49 km) |
| Macerata Campania to Ocean Pines (Maryland) | 4,528.84 mi (7,288.46 km) |
| Macerata Campania to Ocean Pointe (Hawaii) | 8,098.40 mi (13,033.11 km) |
| Macerata Campania to Ocean Springs (Mississippi) | 5,479.13 mi (8,817.81 km) |
| Macerata Campania to Oceanside (California) | 6,450.43 mi (10,380.96 km) |
| Macerata Campania to Oceanside (New York) | 4,376.18 mi (7,042.78 km) |
| Macerata Campania to Ocoee (Florida) | 5,228.89 mi (8,415.09 km) |
| Macerata Campania to Oconomowoc (Wisconsin) | 4,898.53 mi (7,883.43 km) |
| Macerata Campania to Odenton (Maryland) | 4,571.14 mi (7,356.55 km) |
