| Gragnano to Somma Lombardo | 452.05 mi (727.50 km) |
| Gragnano to Somma Vesuviana | 12.89 mi (20.74 km) |
| Gragnano to Sommacampagna | 373.93 mi (601.79 km) |
| Gragnano to Sona | 376.32 mi (605.63 km) |
| Gragnano to Sondrio | 444.08 mi (714.68 km) |
| Gragnano to Sora | 84.61 mi (136.17 km) |
| Gragnano to Sorbolo | 353.15 mi (568.34 km) |
| Gragnano to Soresina | 394.86 mi (635.47 km) |
| Gragnano to Sorisole | 425.51 mi (684.78 km) |
| Gragnano to Sorrento | 8.79 mi (14.14 km) |
| Gragnano to Sorso | 310.86 mi (500.28 km) |
| Gragnano to Sortino | 245.41 mi (394.95 km) |
| Gragnano to Soverato Marina | 176.16 mi (283.50 km) |
| Gragnano to Sovicille | 245.67 mi (395.37 km) |
| Gragnano to Spello | 184.67 mi (297.19 km) |
