| Trento to Orangevale (California) | 5,879.89 mi (9,462.76 km) |
| Trento to Orchards (Washington) | 5,498.78 mi (8,849.42 km) |
| Trento to Orcutt (California) | 6,082.89 mi (9,789.46 km) |
| Trento to Oregon (Ohio) | 4,425.80 mi (7,122.63 km) |
| Trento to Oregon (Wisconsin) | 4,598.73 mi (7,400.93 km) |
| Trento to Oregon City (Oregon) | 5,520.94 mi (8,885.09 km) |
| Trento to Orem (Utah) | 5,506.00 mi (8,861.05 km) |
| Trento to Orinda (California) | 5,954.37 mi (9,582.64 km) |
| Trento to Orland Park (Illinois) | 4,601.25 mi (7,405.00 km) |
| Trento to Orlando (Florida) | 4,940.34 mi (7,950.71 km) |
| Trento to Ormond Beach (Florida) | 4,891.28 mi (7,871.75 km) |
| Trento to Oro Valley (Arizona) | 5,921.51 mi (9,529.75 km) |
| Trento to Oroville (California) | 5,841.19 mi (9,400.49 km) |
| Trento to Oshkosh (Wisconsin) | 4,517.37 mi (7,270.01 km) |
| Trento to Oskaloosa (Iowa) | 4,797.55 mi (7,720.92 km) |
