| Wil to Orangevale (California) | 5,744.10 mi (9,244.24 km) |
| Wil to Orchards (Washington) | 5,365.13 mi (8,634.34 km) |
| Wil to Orcutt (California) | 5,946.26 mi (9,569.58 km) |
| Wil to Oregon (Ohio) | 4,290.98 mi (6,905.67 km) |
| Wil to Oregon (Wisconsin) | 4,462.25 mi (7,181.30 km) |
| Wil to Oregon City (Oregon) | 5,387.21 mi (8,669.87 km) |
| Wil to Orem (Utah) | 5,368.77 mi (8,640.20 km) |
| Wil to Orinda (California) | 5,818.68 mi (9,364.26 km) |
| Wil to Orland Park (Illinois) | 4,465.42 mi (7,186.40 km) |
| Wil to Orlando (Florida) | 4,814.09 mi (7,747.53 km) |
| Wil to Ormond Beach (Florida) | 4,764.57 mi (7,667.84 km) |
| Wil to Oro Valley (Arizona) | 5,783.99 mi (9,308.43 km) |
| Wil to Oroville (California) | 5,705.66 mi (9,182.38 km) |
| Wil to Oshkosh (Wisconsin) | 4,380.76 mi (7,050.16 km) |
| Wil to Oskaloosa (Iowa) | 4,660.94 mi (7,501.05 km) |
