| Porvoo to Tarsus | 1,672.27 mi (2,691.25 km) |
| Porvoo to Taskopru | 1,354.20 mi (2,179.37 km) |
| Porvoo to Taslicay | 1,624.02 mi (2,613.60 km) |
| Porvoo to Tasova | 1,431.32 mi (2,303.48 km) |
| Porvoo to Tatvan | 1,675.72 mi (2,696.82 km) |
| Porvoo to Tavas | 1,583.87 mi (2,548.99 km) |
| Porvoo to Tavsanli | 1,450.74 mi (2,334.74 km) |
| Porvoo to Tefenni | 1,605.08 mi (2,583.12 km) |
| Porvoo to Tekirdag | 1,343.87 mi (2,162.76 km) |
| Porvoo to Tekkekoy | 1,402.40 mi (2,256.95 km) |
| Porvoo to Tekman | 1,587.31 mi (2,554.53 km) |
| Porvoo to Tire | 1,544.19 mi (2,485.13 km) |
| Porvoo to Tirebolu | 1,451.77 mi (2,336.39 km) |
| Porvoo to Tokat | 1,463.65 mi (2,355.51 km) |
| Porvoo to Tomarza | 1,579.13 mi (2,541.36 km) |
