| Derry to Talas | 2,270.81 mi (3,654.52 km) |
| Derry to Tarsus | 2,331.22 mi (3,751.73 km) |
| Derry to Taskopru | 2,086.30 mi (3,357.58 km) |
| Derry to Taslicay | 2,532.98 mi (4,076.44 km) |
| Derry to Tasova | 2,203.24 mi (3,545.78 km) |
| Derry to Tatvan | 2,542.50 mi (4,091.75 km) |
| Derry to Tavas | 2,078.02 mi (3,344.25 km) |
| Derry to Tavsanli | 1,996.19 mi (3,212.55 km) |
| Derry to Tefenni | 2,117.49 mi (3,407.77 km) |
| Derry to Tekirdag | 1,852.21 mi (2,980.85 km) |
| Derry to Tekkekoy | 2,187.73 mi (3,520.80 km) |
| Derry to Tekman | 2,458.52 mi (3,956.61 km) |
| Derry to Tire | 2,002.50 mi (3,222.71 km) |
| Derry to Tirebolu | 2,290.03 mi (3,685.45 km) |
| Derry to Tokat | 2,232.59 mi (3,593.01 km) |
