| Silverton to Orangeburg (South Carolina) | 2,349.26 mi (3,780.78 km) |
| Silverton to Orangevale (California) | 443.62 mi (713.93 km) |
| Silverton to Orchards (Washington) | 48.93 mi (78.75 km) |
| Silverton to Orcutt (California) | 711.16 mi (1,144.50 km) |
| Silverton to Oregon (Ohio) | 1,971.60 mi (3,172.99 km) |
| Silverton to Oregon (Wisconsin) | 1,655.01 mi (2,663.47 km) |
| Silverton to Oregon City (Oregon) | 25.14 mi (40.46 km) |
| Silverton to Orem (Utah) | 649.39 mi (1,045.10 km) |
| Silverton to Orinda (California) | 493.08 mi (793.53 km) |
| Silverton to Orland Park (Illinois) | 1,757.49 mi (2,828.41 km) |
| Silverton to Orlando (Florida) | 2,527.16 mi (4,067.06 km) |
| Silverton to Ormond Beach (Florida) | 2,503.66 mi (4,029.26 km) |
| Silverton to Oro Valley (Arizona) | 1,074.91 mi (1,729.90 km) |
| Silverton to Oroville (California) | 385.28 mi (620.04 km) |
| Silverton to Oshkosh (Wisconsin) | 1,674.74 mi (2,695.23 km) |
