| Mercer Island to Talas | 6,322.78 mi (10,175.53 km) |
| Mercer Island to Tarsus | 6,431.20 mi (10,350.02 km) |
| Mercer Island to Taskopru | 6,115.59 mi (9,842.09 km) |
| Mercer Island to Taslicay | 6,347.30 mi (10,215.00 km) |
| Mercer Island to Tasova | 6,194.55 mi (9,969.17 km) |
| Mercer Island to Tatvan | 6,414.02 mi (10,322.37 km) |
| Mercer Island to Tavas | 6,293.84 mi (10,128.95 km) |
| Mercer Island to Tavsanli | 6,172.75 mi (9,934.09 km) |
| Mercer Island to Tefenni | 6,323.32 mi (10,176.41 km) |
| Mercer Island to Tekirdag | 6,044.30 mi (9,727.36 km) |
| Mercer Island to Tekkekoy | 6,165.38 mi (9,922.22 km) |
| Mercer Island to Tekman | 6,328.76 mi (10,185.16 km) |
| Mercer Island to Tire | 6,236.39 mi (10,036.50 km) |
| Mercer Island to Tirebolu | 6,207.81 mi (9,990.50 km) |
| Mercer Island to Tokat | 6,226.82 mi (10,021.10 km) |
