| Porvoo to Twist | 885.58 mi (1,425.21 km) |
| Porvoo to Twistringen | 828.96 mi (1,334.08 km) |
| Porvoo to Ubach-Palenberg | 997.63 mi (1,605.54 km) |
| Porvoo to Uberherrn | 1,070.80 mi (1,723.29 km) |
| Porvoo to Uberlingen | 1,092.83 mi (1,758.74 km) |
| Porvoo to Ubstadt-Weiher | 1,024.83 mi (1,649.30 km) |
| Porvoo to Ueckermunde | 632.27 mi (1,017.54 km) |
| Porvoo to Uelzen | 766.11 mi (1,232.93 km) |
| Porvoo to Uetersen | 755.80 mi (1,216.35 km) |
| Porvoo to Uetze | 801.96 mi (1,290.62 km) |
| Porvoo to Uhingen | 1,027.26 mi (1,653.22 km) |
| Porvoo to Ulm | 1,035.86 mi (1,667.06 km) |
| Porvoo to Unna | 920.82 mi (1,481.92 km) |
| Porvoo to Unterfohring | 1,010.35 mi (1,626.01 km) |
| Porvoo to Unterhaching | 1,018.95 mi (1,639.85 km) |
