| Solothurn to Orangevale (California) | 5,714.74 mi (9,196.99 km) |
| Solothurn to Orchards (Washington) | 5,341.20 mi (8,595.83 km) |
| Solothurn to Orcutt (California) | 5,913.93 mi (9,517.54 km) |
| Solothurn to Oregon (Ohio) | 4,239.93 mi (6,823.50 km) |
| Solothurn to Oregon (Wisconsin) | 4,415.27 mi (7,105.69 km) |
| Solothurn to Oregon City (Oregon) | 5,363.10 mi (8,631.07 km) |
| Solothurn to Orem (Utah) | 5,333.43 mi (8,583.33 km) |
| Solothurn to Orinda (California) | 5,789.58 mi (9,317.42 km) |
| Solothurn to Orland Park (Illinois) | 4,416.58 mi (7,107.81 km) |
| Solothurn to Orlando (Florida) | 4,753.23 mi (7,649.59 km) |
| Solothurn to Ormond Beach (Florida) | 4,704.06 mi (7,570.45 km) |
| Solothurn to Oro Valley (Arizona) | 5,742.95 mi (9,242.38 km) |
| Solothurn to Oroville (California) | 5,677.07 mi (9,136.37 km) |
| Solothurn to Oshkosh (Wisconsin) | 4,334.25 mi (6,975.30 km) |
| Solothurn to Oskaloosa (Iowa) | 4,614.43 mi (7,426.20 km) |
