| Sammamish to Trezzo sull'Adda | 5,361.51 mi (8,628.52 km) |
| Sammamish to Tricase | 5,918.85 mi (9,525.47 km) |
| Sammamish to Trieste | 5,461.26 mi (8,789.05 km) |
| Sammamish to Triggiano | 5,815.08 mi (9,358.47 km) |
| Sammamish to Trinitapoli | 5,778.54 mi (9,299.66 km) |
| Sammamish to Trissino | 5,409.42 mi (8,705.63 km) |
| Sammamish to Triuggio | 5,351.76 mi (8,612.83 km) |
| Sammamish to Trofarello | 5,352.85 mi (8,614.58 km) |
| Sammamish to Troina | 5,960.96 mi (9,593.24 km) |
| Sammamish to Turin | 5,345.75 mi (8,603.16 km) |
| Sammamish to Udine | 5,423.60 mi (8,728.45 km) |
| Sammamish to Ugento | 5,914.27 mi (9,518.10 km) |
| Sammamish to Umbertide | 5,569.13 mi (8,962.65 km) |
| Sammamish to Urbino | 5,550.90 mi (8,933.32 km) |
| Sammamish to Urgnano | 5,366.57 mi (8,636.66 km) |
