| Port Neches to Spello | 5,584.38 mi (8,987.19 km) |
| Port Neches to Spilamberto | 5,457.66 mi (8,783.26 km) |
| Port Neches to Spilimbergo | 5,476.30 mi (8,813.25 km) |
| Port Neches to Spinea | 5,470.21 mi (8,803.46 km) |
| Port Neches to Spoleto | 5,593.64 mi (9,002.10 km) |
| Port Neches to Spoltore | 5,666.90 mi (9,120.00 km) |
| Port Neches to Spresiano | 5,463.22 mi (8,792.21 km) |
| Port Neches to Squinzano | 5,912.87 mi (9,515.85 km) |
| Port Neches to Statte | 5,871.35 mi (9,449.02 km) |
| Port Neches to Stezzano | 5,360.88 mi (8,627.51 km) |
| Port Neches to Strada | 5,504.81 mi (8,859.14 km) |
| Port Neches to Stradella | 5,365.95 mi (8,635.65 km) |
| Port Neches to Striano | 5,748.43 mi (9,251.20 km) |
| Port Neches to Subiaco | 5,642.37 mi (9,080.52 km) |
| Port Neches to Sulmona | 5,673.42 mi (9,130.48 km) |
