| Herndon to Taunton (Massachusetts) | 387.90 mi (624.26 km) |
| Herndon to Tavares (Florida) | 745.89 mi (1,200.39 km) |
| Herndon to Taylor (Michigan) | 381.74 mi (614.34 km) |
| Herndon to Taylor (Texas) | 1,272.89 mi (2,048.52 km) |
| Herndon to Taylors (South Carolina) | 390.33 mi (628.17 km) |
| Herndon to Taylorsville (Utah) | 1,826.23 mi (2,939.03 km) |
| Herndon to Taylorville (Illinois) | 637.09 mi (1,025.29 km) |
| Herndon to Teays Valley (West Virginia) | 247.28 mi (397.96 km) |
| Herndon to Tega Cay (South Carolina) | 337.21 mi (542.69 km) |
| Herndon to Tehachapi (California) | 2,262.08 mi (3,640.46 km) |
| Herndon to Temecula (California) | 2,229.25 mi (3,587.64 km) |
| Herndon to Temescal Valley (California) | 2,240.66 mi (3,605.99 km) |
| Herndon to Tempe (Arizona) | 1,952.67 mi (3,142.51 km) |
| Herndon to Temple (Texas) | 1,251.52 mi (2,014.12 km) |
| Herndon to Temple City (California) | 2,263.85 mi (3,643.32 km) |
