| Mercer Island to Tomarza | 6,341.75 mi (10,206.05 km) |
| Mercer Island to Tomuk | 6,440.33 mi (10,364.70 km) |
| Mercer Island to Tonya | 6,221.28 mi (10,012.18 km) |
| Mercer Island to Toprakkale | 6,438.82 mi (10,362.29 km) |
| Mercer Island to Torbali | 6,224.36 mi (10,017.14 km) |
| Mercer Island to Tortum | 6,285.68 mi (10,115.83 km) |
| Mercer Island to Torul | 6,243.44 mi (10,047.84 km) |
| Mercer Island to Tosya | 6,145.87 mi (9,890.83 km) |
| Mercer Island to Trabzon | 6,217.96 mi (10,006.84 km) |
| Mercer Island to Tufanbeyli | 6,359.70 mi (10,234.95 km) |
| Mercer Island to Tunceli | 6,344.27 mi (10,210.11 km) |
| Mercer Island to Turgutalp | 6,162.13 mi (9,916.99 km) |
| Mercer Island to Turgutlu | 6,208.68 mi (9,991.91 km) |
| Mercer Island to Turgutreis | 6,297.00 mi (10,134.04 km) |
| Mercer Island to Turhal | 6,215.70 mi (10,003.20 km) |
