| Porvoo to Ingre | 1,280.42 mi (2,060.64 km) |
| Porvoo to Irigny | 1,324.06 mi (2,130.87 km) |
| Porvoo to Isbergues | 1,121.58 mi (1,805.01 km) |
| Porvoo to Issoire | 1,372.98 mi (2,209.60 km) |
| Porvoo to Issoudun | 1,328.54 mi (2,138.07 km) |
| Porvoo to Issy-les-Moulineaux | 1,219.30 mi (1,962.27 km) |
| Porvoo to Istres | 1,448.01 mi (2,330.35 km) |
| Porvoo to Ivry-sur-Seine | 1,217.07 mi (1,958.68 km) |
| Porvoo to Jarville-la-Malgrange | 1,116.37 mi (1,796.62 km) |
| Porvoo to Jeumont | 1,088.79 mi (1,752.24 km) |
| Porvoo to Joigny | 1,231.95 mi (1,982.64 km) |
| Porvoo to Joinville-le-Pont | 1,213.47 mi (1,952.89 km) |
| Porvoo to Joue-les-Tours | 1,344.98 mi (2,164.54 km) |
| Porvoo to Jouy-le-Moutier | 1,216.33 mi (1,957.50 km) |
| Porvoo to Juvignac | 1,471.50 mi (2,368.15 km) |
