| Herndon to Travagliato | 4,268.69 mi (6,869.79 km) |
| Herndon to Traversetolo | 4,310.76 mi (6,937.50 km) |
| Herndon to Trebaseleghe | 4,350.34 mi (7,001.20 km) |
| Herndon to Trebisacce | 4,750.58 mi (7,645.32 km) |
| Herndon to Trecastagni | 4,771.83 mi (7,679.52 km) |
| Herndon to Trecate | 4,213.94 mi (6,781.67 km) |
| Herndon to Treia | 4,482.84 mi (7,214.43 km) |
| Herndon to Trento | 4,294.87 mi (6,911.92 km) |
| Herndon to Trentola | 4,604.90 mi (7,410.87 km) |
| Herndon to Trepuzzi | 4,797.19 mi (7,720.33 km) |
| Herndon to Trescore Balneario | 4,253.17 mi (6,844.81 km) |
| Herndon to Treviglio | 4,247.97 mi (6,836.45 km) |
| Herndon to Trevignano | 4,347.13 mi (6,996.04 km) |
| Herndon to Treviso | 4,355.44 mi (7,009.41 km) |
| Herndon to Trezzano sul Naviglio | 4,228.26 mi (6,804.73 km) |
