| Greenock to Spello | 1,182.73 mi (1,903.42 km) |
| Greenock to Spilamberto | 1,047.93 mi (1,686.47 km) |
| Greenock to Spilimbergo | 1,018.66 mi (1,639.37 km) |
| Greenock to Spinea | 1,029.27 mi (1,656.46 km) |
| Greenock to Spoleto | 1,196.34 mi (1,925.32 km) |
| Greenock to Spoltore | 1,255.80 mi (2,021.01 km) |
| Greenock to Spresiano | 1,016.62 mi (1,636.10 km) |
| Greenock to Squinzano | 1,487.76 mi (2,394.32 km) |
| Greenock to Statte | 1,454.07 mi (2,340.10 km) |
| Greenock to Stezzano | 946.38 mi (1,523.06 km) |
| Greenock to Strada | 1,110.31 mi (1,786.88 km) |
| Greenock to Stradella | 968.61 mi (1,558.82 km) |
| Greenock to Striano | 1,361.62 mi (2,191.32 km) |
| Greenock to Subiaco | 1,255.36 mi (2,020.30 km) |
| Greenock to Sulmona | 1,272.53 mi (2,047.94 km) |
