| Poyo to Silver Firs (Washington) | 4,999.60 mi (8,046.07 km) |
| Poyo to Silver Spring (Maryland) | 3,488.50 mi (5,614.19 km) |
| Poyo to Silver Springs Shores (Florida) | 4,085.67 mi (6,575.25 km) |
| Poyo to Silverdale (Washington) | 5,026.75 mi (8,089.77 km) |
| Poyo to Silverton (Oregon) | 5,161.07 mi (8,305.93 km) |
| Poyo to Simi Valley (California) | 5,540.28 mi (8,916.21 km) |
| Poyo to Simpsonville (South Carolina) | 3,885.63 mi (6,253.32 km) |
| Poyo to Sioux City (Iowa) | 4,248.04 mi (6,836.57 km) |
| Poyo to Sioux Falls (South Dakota) | 4,223.49 mi (6,797.06 km) |
| Poyo to Skokie (Illinois) | 3,885.85 mi (6,253.67 km) |
| Poyo to Sleepy Hollow (New York) | 3,275.65 mi (5,271.65 km) |
| Poyo to Slidell (Louisiana) | 4,420.40 mi (7,113.95 km) |
| Poyo to Smithfield (North Carolina) | 3,668.24 mi (5,903.47 km) |
| Poyo to Smithfield (Utah) | 4,908.67 mi (7,899.74 km) |
| Poyo to Smithville (Missouri) | 4,286.34 mi (6,898.20 km) |
