| Mercer Island to Teruel | 5,372.77 mi (8,646.63 km) |
| Mercer Island to Teulada | 5,501.00 mi (8,853.01 km) |
| Mercer Island to Tiana | 5,410.89 mi (8,707.99 km) |
| Mercer Island to Tineo | 5,041.06 mi (8,112.80 km) |
| Mercer Island to Tocina | 5,373.53 mi (8,647.87 km) |
| Mercer Island to Toledo | 5,307.09 mi (8,540.93 km) |
| Mercer Island to Tolosa | 5,188.22 mi (8,349.63 km) |
| Mercer Island to Tomares | 5,375.07 mi (8,650.34 km) |
| Mercer Island to Tomelloso | 5,377.93 mi (8,654.94 km) |
| Mercer Island to Tomino | 5,038.82 mi (8,109.20 km) |
| Mercer Island to Tordera | 5,411.67 mi (8,709.25 km) |
| Mercer Island to Tordesillas | 5,186.15 mi (8,346.30 km) |
| Mercer Island to Torello | 5,378.51 mi (8,655.88 km) |
| Mercer Island to Toro | 5,172.36 mi (8,324.11 km) |
| Mercer Island to Torre del Campo | 5,426.33 mi (8,732.83 km) |
