| Potenza Picena to Orangevale (California) | 6,103.12 mi (9,822.03 km) |
| Potenza Picena to Orchards (Washington) | 5,721.69 mi (9,208.17 km) |
| Potenza Picena to Orcutt (California) | 6,305.71 mi (10,148.06 km) |
| Potenza Picena to Oregon (Ohio) | 4,633.65 mi (7,457.14 km) |
| Potenza Picena to Oregon (Wisconsin) | 4,811.94 mi (7,744.08 km) |
| Potenza Picena to Oregon City (Oregon) | 5,743.88 mi (9,243.89 km) |
| Potenza Picena to Orem (Utah) | 5,727.89 mi (9,218.15 km) |
| Potenza Picena to Orinda (California) | 6,177.63 mi (9,941.93 km) |
| Potenza Picena to Orland Park (Illinois) | 4,812.19 mi (7,744.47 km) |
| Potenza Picena to Orlando (Florida) | 5,126.93 mi (8,251.00 km) |
| Potenza Picena to Ormond Beach (Florida) | 5,078.92 mi (8,173.73 km) |
| Potenza Picena to Oro Valley (Arizona) | 6,140.26 mi (9,881.79 km) |
| Potenza Picena to Oroville (California) | 6,064.47 mi (9,759.81 km) |
| Potenza Picena to Oshkosh (Wisconsin) | 4,731.13 mi (7,614.01 km) |
| Potenza Picena to Oskaloosa (Iowa) | 5,011.29 mi (8,064.89 km) |
