| Nettuno to Orangevale (California) | 6,185.00 mi (9,953.80 km) |
| Nettuno to Orchards (Washington) | 5,812.22 mi (9,353.87 km) |
| Nettuno to Orcutt (California) | 6,382.41 mi (10,271.50 km) |
| Nettuno to Oregon (Ohio) | 4,672.68 mi (7,519.96 km) |
| Nettuno to Oregon (Wisconsin) | 4,860.30 mi (7,821.89 km) |
| Nettuno to Oregon City (Oregon) | 5,834.15 mi (9,389.15 km) |
| Nettuno to Orem (Utah) | 5,799.29 mi (9,333.06 km) |
| Nettuno to Orinda (California) | 6,259.94 mi (10,074.40 km) |
| Nettuno to Orland Park (Illinois) | 4,856.29 mi (7,815.44 km) |
| Nettuno to Orlando (Florida) | 5,137.14 mi (8,267.43 km) |
| Nettuno to Ormond Beach (Florida) | 5,090.39 mi (8,192.19 km) |
| Nettuno to Oro Valley (Arizona) | 6,200.28 mi (9,978.39 km) |
| Nettuno to Oroville (California) | 6,147.63 mi (9,893.66 km) |
| Nettuno to Oshkosh (Wisconsin) | 4,780.61 mi (7,693.65 km) |
| Nettuno to Oskaloosa (Iowa) | 5,060.48 mi (8,144.06 km) |
