| Derry to Tomarza | 2,291.18 mi (3,687.30 km) |
| Derry to Tomuk | 2,324.09 mi (3,740.26 km) |
| Derry to Tonya | 2,314.22 mi (3,724.38 km) |
| Derry to Toprakkale | 2,371.92 mi (3,817.23 km) |
| Derry to Torbali | 1,984.66 mi (3,194.00 km) |
| Derry to Tortum | 2,433.40 mi (3,916.18 km) |
| Derry to Torul | 2,329.13 mi (3,748.37 km) |
| Derry to Tosya | 2,101.82 mi (3,382.56 km) |
| Derry to Trabzon | 2,325.82 mi (3,743.05 km) |
| Derry to Tufanbeyli | 2,316.41 mi (3,727.91 km) |
| Derry to Tunceli | 2,406.34 mi (3,872.63 km) |
| Derry to Turgutalp | 1,941.82 mi (3,125.07 km) |
| Derry to Turgutlu | 1,980.25 mi (3,186.91 km) |
| Derry to Turgutreis | 2,040.01 mi (3,283.08 km) |
| Derry to Turhal | 2,210.89 mi (3,558.09 km) |
