| Irthlingborough to Talas | 1,961.09 mi (3,156.07 km) |
| Irthlingborough to Tarsus | 2,015.42 mi (3,243.50 km) |
| Irthlingborough to Taskopru | 1,783.20 mi (2,869.78 km) |
| Irthlingborough to Taslicay | 2,244.67 mi (3,612.45 km) |
| Irthlingborough to Tasova | 1,902.15 mi (3,061.22 km) |
| Irthlingborough to Tatvan | 2,247.37 mi (3,616.80 km) |
| Irthlingborough to Tavas | 1,753.78 mi (2,822.44 km) |
| Irthlingborough to Tavsanli | 1,676.78 mi (2,698.52 km) |
| Irthlingborough to Tefenni | 1,793.82 mi (2,886.87 km) |
| Irthlingborough to Tekirdag | 1,532.99 mi (2,467.11 km) |
| Irthlingborough to Tekkekoy | 1,888.75 mi (3,039.65 km) |
| Irthlingborough to Tekman | 2,165.67 mi (3,485.30 km) |
| Irthlingborough to Tire | 1,677.24 mi (2,699.26 km) |
| Irthlingborough to Tirebolu | 1,995.92 mi (3,212.13 km) |
| Irthlingborough to Tokat | 1,930.44 mi (3,106.75 km) |
