| Phoenixville to Silver Firs (Washington) | 2,340.73 mi (3,767.04 km) |
| Phoenixville to Silver Spring (Maryland) | 111.88 mi (180.05 km) |
| Phoenixville to Silver Springs Shores (Florida) | 845.80 mi (1,361.19 km) |
| Phoenixville to Silverdale (Washington) | 2,366.53 mi (3,808.56 km) |
| Phoenixville to Silverton (Oregon) | 2,393.74 mi (3,852.35 km) |
| Phoenixville to Simi Valley (California) | 2,389.52 mi (3,845.55 km) |
| Phoenixville to Simpsonville (South Carolina) | 525.22 mi (845.26 km) |
| Phoenixville to Sioux City (Iowa) | 1,092.40 mi (1,758.04 km) |
| Phoenixville to Sioux Falls (South Dakota) | 1,113.65 mi (1,792.25 km) |
| Phoenixville to Skokie (Illinois) | 649.18 mi (1,044.75 km) |
| Phoenixville to Sleepy Hollow (New York) | 108.85 mi (175.18 km) |
| Phoenixville to Slidell (Louisiana) | 1,051.69 mi (1,692.53 km) |
| Phoenixville to Smithfield (North Carolina) | 354.71 mi (570.85 km) |
| Phoenixville to Smithfield (Utah) | 1,883.15 mi (3,030.64 km) |
| Phoenixville to Smithville (Missouri) | 1,011.38 mi (1,627.65 km) |
