| Porvoo to Thouare-sur-Loire | 1,411.96 mi (2,272.33 km) |
| Porvoo to Thouars | 1,391.09 mi (2,238.74 km) |
| Porvoo to Tinqueux | 1,146.63 mi (1,845.32 km) |
| Porvoo to Tomblaine | 1,115.32 mi (1,794.93 km) |
| Porvoo to Tonneins | 1,519.56 mi (2,445.49 km) |
| Porvoo to Torcy | 1,206.73 mi (1,942.05 km) |
| Porvoo to Toul | 1,124.58 mi (1,809.83 km) |
| Porvoo to Toulon | 1,449.09 mi (2,332.09 km) |
| Porvoo to Toulouse | 1,533.75 mi (2,468.34 km) |
| Porvoo to Tourcoing | 1,095.16 mi (1,762.49 km) |
| Porvoo to Tourlaville | 1,295.24 mi (2,084.48 km) |
| Porvoo to Tournan-en-Brie | 1,209.12 mi (1,945.89 km) |
| Porvoo to Tournefeuille | 1,537.55 mi (2,474.45 km) |
| Porvoo to Tournon-sur-Rhone | 1,359.33 mi (2,187.64 km) |
| Porvoo to Tours | 1,341.93 mi (2,159.62 km) |
