| Helena to Tomarza | 6,233.13 mi (10,031.26 km) |
| Helena to Tomuk | 6,318.32 mi (10,168.36 km) |
| Helena to Tonya | 6,139.87 mi (9,881.17 km) |
| Helena to Toprakkale | 6,328.86 mi (10,185.31 km) |
| Helena to Torbali | 6,064.62 mi (9,760.06 km) |
| Helena to Tortum | 6,217.34 mi (10,005.84 km) |
| Helena to Torul | 6,161.28 mi (9,915.63 km) |
| Helena to Tosya | 6,033.44 mi (9,709.89 km) |
| Helena to Trabzon | 6,139.43 mi (9,880.46 km) |
| Helena to Tufanbeyli | 6,253.23 mi (10,063.59 km) |
| Helena to Tunceli | 6,260.41 mi (10,075.16 km) |
| Helena to Turgutalp | 6,006.91 mi (9,667.19 km) |
| Helena to Turgutlu | 6,051.98 mi (9,739.72 km) |
| Helena to Turgutreis | 6,133.12 mi (9,870.30 km) |
| Helena to Turhal | 6,113.79 mi (9,839.20 km) |
