| Mountain Ash to Tacoma (Washington) | 4,711.52 mi (7,582.45 km) |
| Mountain Ash to Tahlequah (Oklahoma) | 4,387.53 mi (7,061.04 km) |
| Mountain Ash to Takoma Park (Maryland) | 3,523.14 mi (5,669.95 km) |
| Mountain Ash to Talladega (Alabama) | 4,155.43 mi (6,687.52 km) |
| Mountain Ash to Tallahassee (Florida) | 4,225.37 mi (6,800.07 km) |
| Mountain Ash to Tallmadge (Ohio) | 3,608.28 mi (5,806.96 km) |
| Mountain Ash to Tamalpais-Homestead Valley (California) | 5,245.56 mi (8,441.91 km) |
| Mountain Ash to Tamarac (Florida) | 4,268.89 mi (6,870.12 km) |
| Mountain Ash to Tamiami (Florida) | 4,297.85 mi (6,916.72 km) |
| Mountain Ash to Tampa (Florida) | 4,271.90 mi (6,874.96 km) |
| Mountain Ash to Tanaina (Alaska) | 4,386.71 mi (7,059.73 km) |
| Mountain Ash to Tanque Verde (Arizona) | 5,167.28 mi (8,315.93 km) |
| Mountain Ash to Tarboro (North Carolina) | 3,685.55 mi (5,931.31 km) |
| Mountain Ash to Tarpon Springs (Florida) | 4,277.54 mi (6,884.04 km) |
| Mountain Ash to Tarrytown (New York) | 3,303.63 mi (5,316.69 km) |
