| Porvoo to Northeim | 847.75 mi (1,364.32 km) |
| Porvoo to Norvenich | 988.66 mi (1,591.10 km) |
| Porvoo to Nossen | 802.42 mi (1,291.38 km) |
| Porvoo to Nottuln | 910.30 mi (1,464.99 km) |
| Porvoo to Numbrecht | 957.96 mi (1,541.69 km) |
| Porvoo to Nuremberg | 947.83 mi (1,525.39 km) |
| Porvoo to Nurtingen | 1,037.81 mi (1,670.19 km) |
| Porvoo to Nussloch | 1,014.07 mi (1,632.00 km) |
| Porvoo to Ober-Ramstadt | 983.85 mi (1,583.36 km) |
| Porvoo to Oberasbach | 952.53 mi (1,532.95 km) |
| Porvoo to Oberderdingen | 1,026.22 mi (1,651.54 km) |
| Porvoo to Oberhaching | 1,022.53 mi (1,645.60 km) |
| Porvoo to Oberhausen | 946.25 mi (1,522.83 km) |
| Porvoo to Oberhausen-Rheinhausen | 1,023.02 mi (1,646.39 km) |
| Porvoo to Oberkirch | 1,074.81 mi (1,729.74 km) |
