| Olpe to Silver Firs (Washington) | 4,990.47 mi (8,031.39 km) |
| Olpe to Silver Spring (Maryland) | 3,992.70 mi (6,425.62 km) |
| Olpe to Silver Springs Shores (Florida) | 4,676.79 mi (7,526.57 km) |
| Olpe to Silverdale (Washington) | 5,014.71 mi (8,070.40 km) |
| Olpe to Silverton (Oregon) | 5,176.63 mi (8,330.99 km) |
| Olpe to Simi Valley (California) | 5,711.01 mi (9,190.98 km) |
| Olpe to Simpsonville (South Carolina) | 4,405.87 mi (7,090.56 km) |
| Olpe to Sioux City (Iowa) | 4,541.03 mi (7,308.08 km) |
| Olpe to Sioux Falls (South Dakota) | 4,499.04 mi (7,240.51 km) |
| Olpe to Skokie (Illinois) | 4,258.42 mi (6,853.26 km) |
| Olpe to Sleepy Hollow (New York) | 3,772.27 mi (6,070.88 km) |
| Olpe to Slidell (Louisiana) | 4,928.68 mi (7,931.94 km) |
| Olpe to Smithfield (North Carolina) | 4,210.96 mi (6,776.88 km) |
| Olpe to Smithfield (Utah) | 5,068.00 mi (8,156.16 km) |
| Olpe to Smithville (Missouri) | 4,637.36 mi (7,463.12 km) |
