| Porvoo to Tadley | 1,199.81 mi (1,930.90 km) |
| Porvoo to Tadworth | 1,173.71 mi (1,888.90 km) |
| Porvoo to Tamworth | 1,161.02 mi (1,868.48 km) |
| Porvoo to Taunton | 1,278.57 mi (2,057.66 km) |
| Porvoo to Tavistock | 1,334.60 mi (2,147.83 km) |
| Porvoo to Teignmouth | 1,312.78 mi (2,112.72 km) |
| Porvoo to Telford | 1,183.99 mi (1,905.44 km) |
| Porvoo to Tewkesbury | 1,204.23 mi (1,938.01 km) |
| Porvoo to Thame | 1,176.19 mi (1,892.89 km) |
| Porvoo to Thames Ditton | 1,172.14 mi (1,886.38 km) |
| Porvoo to Thatcham | 1,201.39 mi (1,933.44 km) |
| Porvoo to Thatto Heath | 1,162.63 mi (1,871.08 km) |
| Porvoo to The Mumbles | 1,283.09 mi (2,064.94 km) |
| Porvoo to Thetford | 1,091.36 mi (1,756.37 km) |
| Porvoo to Thornaby on Tees | 1,070.36 mi (1,722.58 km) |
