| Willoughby to Syracuse (Utah) | 1,581.99 mi (2,545.96 km) |
| Willoughby to Tacoma (Washington) | 2,036.82 mi (3,277.94 km) |
| Willoughby to Tahlequah (Oklahoma) | 829.97 mi (1,335.70 km) |
| Willoughby to Takoma Park (Maryland) | 296.20 mi (476.69 km) |
| Willoughby to Talladega (Alabama) | 622.64 mi (1,002.05 km) |
| Willoughby to Tallahassee (Florida) | 789.23 mi (1,270.15 km) |
| Willoughby to Tallmadge (Ohio) | 37.57 mi (60.46 km) |
| Willoughby to Tamalpais-Homestead Valley (California) | 2,179.13 mi (3,506.97 km) |
| Willoughby to Tamarac (Florida) | 1,068.84 mi (1,720.14 km) |
| Willoughby to Tamiami (Florida) | 1,099.41 mi (1,769.34 km) |
| Willoughby to Tampa (Florida) | 945.03 mi (1,520.88 km) |
| Willoughby to Tanaina (Alaska) | 3,049.68 mi (4,907.99 km) |
| Willoughby to Tanque Verde (Arizona) | 1,733.83 mi (2,790.33 km) |
| Willoughby to Tarboro (North Carolina) | 447.55 mi (720.26 km) |
| Willoughby to Tarpon Springs (Florida) | 935.64 mi (1,505.77 km) |
