| Phoenixville to Sestu | 4,309.05 mi (6,934.74 km) |
| Phoenixville to Settimo Torinese | 4,053.96 mi (6,524.22 km) |
| Phoenixville to Seveso | 4,096.70 mi (6,593.00 km) |
| Phoenixville to Sezze | 4,409.29 mi (7,096.07 km) |
| Phoenixville to Siano | 4,506.63 mi (7,252.72 km) |
| Phoenixville to Siena | 4,268.93 mi (6,870.19 km) |
| Phoenixville to Signa | 4,242.91 mi (6,828.30 km) |
| Phoenixville to Silea | 4,230.38 mi (6,808.15 km) |
| Phoenixville to Silvi Paese | 4,417.12 mi (7,108.67 km) |
| Phoenixville to Sinalunga | 4,289.95 mi (6,904.01 km) |
| Phoenixville to Siniscola | 4,291.74 mi (6,906.88 km) |
| Phoenixville to Sinnai | 4,314.04 mi (6,942.78 km) |
| Phoenixville to Siracusa | 4,675.48 mi (7,524.46 km) |
| Phoenixville to Solaro | 4,095.32 mi (6,590.79 km) |
| Phoenixville to Soliera | 4,202.99 mi (6,764.06 km) |
