| Macerata Campania to Orangevale (California) | 6,254.10 mi (10,065.01 km) |
| Macerata Campania to Orchards (Washington) | 5,876.86 mi (9,457.89 km) |
| Macerata Campania to Orcutt (California) | 6,453.88 mi (10,386.52 km) |
| Macerata Campania to Oregon (Ohio) | 4,755.68 mi (7,653.53 km) |
| Macerata Campania to Oregon (Wisconsin) | 4,941.17 mi (7,952.05 km) |
| Macerata Campania to Oregon City (Oregon) | 5,898.93 mi (9,493.41 km) |
| Macerata Campania to Orem (Utah) | 5,872.89 mi (9,451.50 km) |
| Macerata Campania to Orinda (California) | 6,328.84 mi (10,185.29 km) |
| Macerata Campania to Orland Park (Illinois) | 4,938.20 mi (7,947.26 km) |
| Macerata Campania to Orlando (Florida) | 5,224.14 mi (8,407.44 km) |
| Macerata Campania to Ormond Beach (Florida) | 5,177.29 mi (8,332.05 km) |
| Macerata Campania to Oro Valley (Arizona) | 6,277.97 mi (10,103.41 km) |
| Macerata Campania to Oroville (California) | 6,216.11 mi (10,003.87 km) |
| Macerata Campania to Oshkosh (Wisconsin) | 4,861.19 mi (7,823.32 km) |
| Macerata Campania to Oskaloosa (Iowa) | 5,141.16 mi (8,273.90 km) |
