| Popovo to Somma Lombardo | 876.86 mi (1,411.17 km) |
| Popovo to Somma Vesuviana | 627.79 mi (1,010.32 km) |
| Popovo to Sommacampagna | 771.56 mi (1,241.71 km) |
| Popovo to Sona | 772.58 mi (1,243.34 km) |
| Popovo to Sondrio | 824.47 mi (1,326.85 km) |
| Popovo to Sora | 651.53 mi (1,048.54 km) |
| Popovo to Sorbolo | 788.74 mi (1,269.36 km) |
| Popovo to Soresina | 819.05 mi (1,318.14 km) |
| Popovo to Sorisole | 831.21 mi (1,337.70 km) |
| Popovo to Sorrento | 636.78 mi (1,024.81 km) |
| Popovo to Sorso | 920.68 mi (1,481.70 km) |
| Popovo to Sortino | 727.83 mi (1,171.33 km) |
| Popovo to Soverato Marina | 598.40 mi (963.03 km) |
| Popovo to Sovicille | 753.05 mi (1,211.92 km) |
| Popovo to Spello | 683.07 mi (1,099.30 km) |
