| Porvoo to Saint-Etienne | 1,349.17 mi (2,171.28 km) |
| Porvoo to Saint-Etienne-du-Rouvray | 1,225.35 mi (1,972.01 km) |
| Porvoo to Saint-Fargeau | 1,226.68 mi (1,974.16 km) |
| Porvoo to Saint-Fons | 1,321.19 mi (2,126.26 km) |
| Porvoo to Saint-Gaudens | 1,582.11 mi (2,546.16 km) |
| Porvoo to Saint-Gely-du-Fesc | 1,466.88 mi (2,360.71 km) |
| Porvoo to Saint-Genis-Laval | 1,323.49 mi (2,129.95 km) |
| Porvoo to Saint-Genis-Pouilly | 1,260.03 mi (2,027.82 km) |
| Porvoo to Saint-Germain-en-Laye | 1,220.55 mi (1,964.29 km) |
| Porvoo to Saint-Germain-les-Arpajon | 1,231.80 mi (1,982.40 km) |
| Porvoo to Saint-Gilles | 1,452.02 mi (2,336.80 km) |
| Porvoo to Saint-Gratien | 1,211.14 mi (1,949.14 km) |
| Porvoo to Saint-Gregoire | 1,373.51 mi (2,210.46 km) |
| Porvoo to Saint-Herblain | 1,421.35 mi (2,287.44 km) |
| Porvoo to Saint-Hilaire-de-Riez | 1,456.34 mi (2,343.75 km) |
