| Silverton to Odenton (Maryland) | 2,367.72 mi (3,810.47 km) |
| Silverton to Odessa (Texas) | 1,422.90 mi (2,289.94 km) |
| Silverton to Ogden (Utah) | 603.85 mi (971.81 km) |
| Silverton to Oildale (California) | 690.23 mi (1,110.81 km) |
| Silverton to Ojus (Florida) | 2,693.51 mi (4,334.78 km) |
| Silverton to Okemos (Michigan) | 1,900.24 mi (3,058.15 km) |
| Silverton to Oklahoma City (Oklahoma) | 1,478.24 mi (2,379.00 km) |
| Silverton to Okmulgee (Oklahoma) | 1,543.23 mi (2,483.58 km) |
| Silverton to Olathe (Kansas) | 1,489.45 mi (2,397.03 km) |
| Silverton to Old Jamestown (Missouri) | 1,711.52 mi (2,754.42 km) |
| Silverton to Oldsmar (Florida) | 2,482.23 mi (3,994.76 km) |
| Silverton to Olean (New York) | 2,202.44 mi (3,544.48 km) |
| Silverton to Olive Branch (Mississippi) | 1,860.71 mi (2,994.52 km) |
| Silverton to Olivehurst (California) | 414.05 mi (666.35 km) |
| Silverton to Olney (Maryland) | 2,347.02 mi (3,777.17 km) |
