| Porvoo to Santeramo in Colle | 1,406.00 mi (2,262.73 km) |
| Porvoo to Santo Stefano di Magra | 1,296.68 mi (2,086.80 km) |
| Porvoo to Santo Stino di Livenza | 1,142.71 mi (1,839.01 km) |
| Porvoo to Sarezzo | 1,197.87 mi (1,927.78 km) |
| Porvoo to Sarno | 1,432.29 mi (2,305.05 km) |
| Porvoo to Saronno | 1,224.84 mi (1,971.19 km) |
| Porvoo to Sarzana | 1,298.82 mi (2,090.26 km) |
| Porvoo to Sassari | 1,541.92 mi (2,481.47 km) |
| Porvoo to Sasso Marconi | 1,254.88 mi (2,019.54 km) |
| Porvoo to Sassuolo | 1,254.46 mi (2,018.85 km) |
| Porvoo to Sava | 1,424.25 mi (2,292.11 km) |
| Porvoo to Saviano | 1,427.05 mi (2,296.61 km) |
| Porvoo to Savigliano | 1,316.37 mi (2,118.50 km) |
| Porvoo to Savignano sul Panaro | 1,253.85 mi (2,017.88 km) |
| Porvoo to Savignano sul Rubicone | 1,253.35 mi (2,017.07 km) |
