| Porvoo to Ribnica | 1,106.22 mi (1,780.28 km) |
| Porvoo to Ribnica | 1,045.58 mi (1,682.70 km) |
| Porvoo to Rogaska Slatina | 1,059.71 mi (1,705.44 km) |
| Porvoo to Rogasovci | 1,016.09 mi (1,635.23 km) |
| Porvoo to Rogatec | 1,059.14 mi (1,704.51 km) |
| Porvoo to Ruse | 1,041.60 mi (1,676.30 km) |
| Porvoo to Salovci | 1,010.78 mi (1,626.70 km) |
| Porvoo to Selnica ob Dravi | 1,041.10 mi (1,675.49 km) |
| Porvoo to Semic | 1,104.59 mi (1,777.66 km) |
| Porvoo to Sempeter pri Gorici | 1,112.75 mi (1,790.81 km) |
| Porvoo to Sencur | 1,078.88 mi (1,736.29 km) |
| Porvoo to Sentilj | 1,030.18 mi (1,657.91 km) |
| Porvoo to Sentjernej | 1,090.07 mi (1,754.30 km) |
| Porvoo to Sentjur | 1,064.41 mi (1,713.01 km) |
| Porvoo to Sentrupert | 1,084.98 mi (1,746.11 km) |
