| Porvoo to Tuam | 1,365.56 mi (2,197.66 km) |
| Porvoo to Tullamore | 1,329.41 mi (2,139.47 km) |
| Porvoo to Waterford | 1,358.01 mi (2,185.50 km) |
| Porvoo to Wexford | 1,332.18 mi (2,143.94 km) |
| Porvoo to Wicklow | 1,291.38 mi (2,078.28 km) |
| Porvoo to Abano Terme | 1,183.49 mi (1,904.65 km) |
| Porvoo to Abbiategrasso | 1,241.35 mi (1,997.76 km) |
| Porvoo to Acate | 1,687.08 mi (2,715.09 km) |
| Porvoo to Acerra | 1,426.97 mi (2,296.48 km) |
| Porvoo to Aci Castello | 1,643.83 mi (2,645.49 km) |
| Porvoo to Aci Catena | 1,640.99 mi (2,640.92 km) |
| Porvoo to Aci Sant'Antonio | 1,641.20 mi (2,641.25 km) |
| Porvoo to Acireale | 1,639.46 mi (2,638.46 km) |
| Porvoo to Acquaviva delle Fonti | 1,398.30 mi (2,250.35 km) |
| Porvoo to Acqui Terme | 1,295.83 mi (2,085.44 km) |
