| Herndon to Teruel | 3,923.88 mi (6,314.87 km) |
| Herndon to Teulada | 4,030.96 mi (6,487.20 km) |
| Herndon to Tiana | 4,048.13 mi (6,514.83 km) |
| Herndon to Tineo | 3,588.30 mi (5,774.82 km) |
| Herndon to Tocina | 3,780.56 mi (6,084.23 km) |
| Herndon to Toledo | 3,798.40 mi (6,112.94 km) |
| Herndon to Tolosa | 3,798.43 mi (6,112.98 km) |
| Herndon to Tomares | 3,771.69 mi (6,069.94 km) |
| Herndon to Tomelloso | 3,867.29 mi (6,223.79 km) |
| Herndon to Tomino | 3,515.69 mi (5,657.95 km) |
| Herndon to Tordera | 4,062.29 mi (6,537.62 km) |
| Herndon to Tordesillas | 3,705.82 mi (5,963.94 km) |
| Herndon to Torello | 4,030.55 mi (6,486.55 km) |
| Herndon to Toro | 3,686.47 mi (5,932.81 km) |
| Herndon to Torre del Campo | 3,866.81 mi (6,223.04 km) |
