| Port Orchard to Silver Firs (Washington) | 33.78 mi (54.36 km) |
| Port Orchard to Silver Spring (Maryland) | 2,334.63 mi (3,757.23 km) |
| Port Orchard to Silver Springs Shores (Florida) | 2,504.24 mi (4,030.19 km) |
| Port Orchard to Silverdale (Washington) | 10.41 mi (16.76 km) |
| Port Orchard to Silverton (Oregon) | 173.75 mi (279.62 km) |
| Port Orchard to Simi Valley (California) | 937.68 mi (1,509.06 km) |
| Port Orchard to Simpsonville (South Carolina) | 2,249.82 mi (3,620.73 km) |
| Port Orchard to Sioux City (Iowa) | 1,322.35 mi (2,128.11 km) |
| Port Orchard to Sioux Falls (South Dakota) | 1,278.45 mi (2,057.46 km) |
| Port Orchard to Skokie (Illinois) | 1,738.54 mi (2,797.90 km) |
| Port Orchard to Sleepy Hollow (New York) | 2,411.89 mi (3,881.57 km) |
| Port Orchard to Slidell (Louisiana) | 2,106.60 mi (3,390.25 km) |
| Port Orchard to Smithfield (North Carolina) | 2,400.19 mi (3,862.73 km) |
| Port Orchard to Smithfield (Utah) | 660.40 mi (1,062.81 km) |
| Port Orchard to Smithville (Missouri) | 1,506.10 mi (2,423.83 km) |
