| Orta Nova to Odessa (Texas) | 6,024.80 mi (9,695.98 km) |
| Orta Nova to Ogden (Utah) | 5,861.47 mi (9,433.12 km) |
| Orta Nova to Oildale (California) | 6,407.96 mi (10,312.61 km) |
| Orta Nova to Ojus (Florida) | 5,340.38 mi (8,594.52 km) |
| Orta Nova to Okemos (Michigan) | 4,799.04 mi (7,723.30 km) |
| Orta Nova to Oklahoma City (Oklahoma) | 5,654.24 mi (9,099.63 km) |
| Orta Nova to Okmulgee (Oklahoma) | 5,587.61 mi (8,992.39 km) |
| Orta Nova to Olathe (Kansas) | 5,382.63 mi (8,662.50 km) |
| Orta Nova to Old Jamestown (Missouri) | 5,205.88 mi (8,378.05 km) |
| Orta Nova to Oldsmar (Florida) | 5,364.77 mi (8,633.77 km) |
| Orta Nova to Olean (New York) | 4,579.23 mi (7,369.56 km) |
| Orta Nova to Olive Branch (Mississippi) | 5,367.20 mi (8,637.68 km) |
| Orta Nova to Olivehurst (California) | 6,265.31 mi (10,083.04 km) |
| Orta Nova to Olney (Maryland) | 4,638.23 mi (7,464.50 km) |
| Orta Nova to Olympia (Washington) | 5,824.13 mi (9,373.04 km) |
