| Llanelli to Tacoma (Washington) | 4,689.82 mi (7,547.53 km) |
| Llanelli to Tahlequah (Oklahoma) | 4,357.01 mi (7,011.93 km) |
| Llanelli to Takoma Park (Maryland) | 3,490.82 mi (5,617.94 km) |
| Llanelli to Talladega (Alabama) | 4,123.28 mi (6,635.78 km) |
| Llanelli to Tallahassee (Florida) | 4,192.66 mi (6,747.44 km) |
| Llanelli to Tallmadge (Ohio) | 3,576.85 mi (5,756.38 km) |
| Llanelli to Tamalpais-Homestead Valley (California) | 5,221.46 mi (8,403.13 km) |
| Llanelli to Tamarac (Florida) | 4,235.55 mi (6,816.47 km) |
| Llanelli to Tamiami (Florida) | 4,264.49 mi (6,863.04 km) |
| Llanelli to Tampa (Florida) | 4,238.82 mi (6,821.72 km) |
| Llanelli to Tanaina (Alaska) | 4,376.48 mi (7,043.27 km) |
| Llanelli to Tanque Verde (Arizona) | 5,139.01 mi (8,270.44 km) |
| Llanelli to Tarboro (North Carolina) | 3,652.85 mi (5,878.69 km) |
| Llanelli to Tarpon Springs (Florida) | 4,244.49 mi (6,830.85 km) |
| Llanelli to Tarrytown (New York) | 3,271.34 mi (5,264.71 km) |
