| Porvoo to Srem | 661.80 mi (1,065.06 km) |
| Porvoo to Sroda Slaska | 728.23 mi (1,171.97 km) |
| Porvoo to Sroda Wielkopolska | 647.78 mi (1,042.51 km) |
| Porvoo to Stalowa Wola | 693.35 mi (1,115.84 km) |
| Porvoo to Starachowice | 669.56 mi (1,077.55 km) |
| Porvoo to Stargard Szczecinski | 629.89 mi (1,013.71 km) |
| Porvoo to Starogard Gdanski | 517.55 mi (832.92 km) |
| Porvoo to Stary Sacz | 773.95 mi (1,245.55 km) |
| Porvoo to Staszow | 701.25 mi (1,128.55 km) |
| Porvoo to Strzegom | 744.46 mi (1,198.09 km) |
| Porvoo to Strzelce Krajenskie | 645.10 mi (1,038.19 km) |
| Porvoo to Strzelce Opolskie | 741.22 mi (1,192.88 km) |
| Porvoo to Strzelin | 742.68 mi (1,195.22 km) |
| Porvoo to Strzyzow | 741.92 mi (1,194.00 km) |
| Porvoo to Sucha Beskidzka | 773.58 mi (1,244.96 km) |
