| Llantwit Major to Tacoma (Washington) | 4,723.51 mi (7,601.76 km) |
| Llantwit Major to Tahlequah (Oklahoma) | 4,391.92 mi (7,068.10 km) |
| Llantwit Major to Takoma Park (Maryland) | 3,524.55 mi (5,672.22 km) |
| Llantwit Major to Talladega (Alabama) | 4,157.18 mi (6,690.34 km) |
| Llantwit Major to Tallahassee (Florida) | 4,225.87 mi (6,800.89 km) |
| Llantwit Major to Tallmadge (Ohio) | 3,611.32 mi (5,811.86 km) |
| Llantwit Major to Tamalpais-Homestead Valley (California) | 5,256.01 mi (8,458.73 km) |
| Llantwit Major to Tamarac (Florida) | 4,267.28 mi (6,867.53 km) |
| Llantwit Major to Tamiami (Florida) | 4,296.16 mi (6,913.99 km) |
| Llantwit Major to Tampa (Florida) | 4,271.31 mi (6,874.01 km) |
| Llantwit Major to Tanaina (Alaska) | 4,403.65 mi (7,086.99 km) |
| Llantwit Major to Tanque Verde (Arizona) | 5,174.26 mi (8,327.17 km) |
| Llantwit Major to Tarboro (North Carolina) | 3,686.08 mi (5,932.18 km) |
| Llantwit Major to Tarpon Springs (Florida) | 4,277.07 mi (6,883.27 km) |
| Llantwit Major to Tarrytown (New York) | 3,305.10 mi (5,319.04 km) |
