| Porvoo to Talence | 1,521.53 mi (2,448.67 km) |
| Porvoo to Tarare | 1,321.25 mi (2,126.34 km) |
| Porvoo to Tarascon | 1,438.72 mi (2,315.39 km) |
| Porvoo to Tarbes | 1,592.81 mi (2,563.38 km) |
| Porvoo to Tarnos | 1,617.73 mi (2,603.49 km) |
| Porvoo to Tassin-la-Demi-Lune | 1,319.86 mi (2,124.11 km) |
| Porvoo to Taverny | 1,209.92 mi (1,947.18 km) |
| Porvoo to Tergnier | 1,145.80 mi (1,843.99 km) |
| Porvoo to Thaon-les-Vosges | 1,134.16 mi (1,825.26 km) |
| Porvoo to Thiais | 1,218.81 mi (1,961.49 km) |
| Porvoo to Thiers | 1,347.04 mi (2,167.85 km) |
| Porvoo to Thionville | 1,079.33 mi (1,737.01 km) |
| Porvoo to Thonon-les-Bains | 1,241.58 mi (1,998.13 km) |
| Porvoo to Thorigne-Fouillard | 1,369.80 mi (2,204.48 km) |
| Porvoo to Thorigny-sur-Marne | 1,203.56 mi (1,936.95 km) |
