| Porvoo to Vimmerby | 396.02 mi (637.34 km) |
| Porvoo to Visby | 323.74 mi (521.01 km) |
| Porvoo to Aadorf | 1,115.40 mi (1,795.06 km) |
| Porvoo to Aarau | 1,141.50 mi (1,837.07 km) |
| Porvoo to Adliswil | 1,134.65 mi (1,826.04 km) |
| Porvoo to Aesch | 1,148.74 mi (1,848.72 km) |
| Porvoo to Affoltern am Albis | 1,138.64 mi (1,832.46 km) |
| Porvoo to Aigle | 1,232.06 mi (1,982.80 km) |
| Porvoo to Allschwil | 1,145.57 mi (1,843.62 km) |
| Porvoo to Altdorf | 1,159.04 mi (1,865.30 km) |
| Porvoo to Altstatten | 1,106.60 mi (1,780.90 km) |
| Porvoo to Amriswil | 1,102.49 mi (1,774.29 km) |
| Porvoo to Appenzell | 1,112.70 mi (1,790.72 km) |
| Porvoo to Arbon | 1,101.34 mi (1,772.44 km) |
| Porvoo to Arlesheim | 1,146.76 mi (1,845.53 km) |
