| Orta Nova to Orangevale (California) | 6,279.32 mi (10,105.59 km) |
| Orta Nova to Orchards (Washington) | 5,896.34 mi (9,489.24 km) |
| Orta Nova to Orcutt (California) | 6,482.32 mi (10,432.29 km) |
| Orta Nova to Oregon (Ohio) | 4,803.90 mi (7,731.14 km) |
| Orta Nova to Oregon (Wisconsin) | 4,985.10 mi (8,022.74 km) |
| Orta Nova to Oregon City (Oregon) | 5,918.60 mi (9,525.06 km) |
| Orta Nova to Orem (Utah) | 5,904.57 mi (9,502.49 km) |
| Orta Nova to Orinda (California) | 6,353.77 mi (10,225.40 km) |
| Orta Nova to Orland Park (Illinois) | 4,984.13 mi (8,021.18 km) |
| Orta Nova to Orlando (Florida) | 5,283.81 mi (8,503.47 km) |
| Orta Nova to Ormond Beach (Florida) | 5,236.51 mi (8,427.35 km) |
| Orta Nova to Oro Valley (Arizona) | 6,315.97 mi (10,164.57 km) |
| Orta Nova to Oroville (California) | 6,240.50 mi (10,043.12 km) |
| Orta Nova to Oshkosh (Wisconsin) | 4,904.57 mi (7,893.14 km) |
| Orta Nova to Oskaloosa (Iowa) | 5,184.69 mi (8,343.95 km) |
