| Petaluma to Trezzo sull'Adda | 5,926.63 mi (9,537.99 km) |
| Petaluma to Tricase | 6,498.35 mi (10,458.08 km) |
| Petaluma to Trieste | 6,039.94 mi (9,720.34 km) |
| Petaluma to Triggiano | 6,392.35 mi (10,287.50 km) |
| Petaluma to Trinitapoli | 6,353.73 mi (10,225.34 km) |
| Petaluma to Trissino | 5,980.36 mi (9,624.46 km) |
| Petaluma to Triuggio | 5,916.23 mi (9,521.26 km) |
| Petaluma to Trofarello | 5,910.04 mi (9,511.29 km) |
| Petaluma to Troina | 6,521.15 mi (10,494.78 km) |
| Petaluma to Turin | 5,903.07 mi (9,500.07 km) |
| Petaluma to Udine | 6,001.74 mi (9,658.86 km) |
| Petaluma to Ugento | 6,493.08 mi (10,449.61 km) |
| Petaluma to Umbertide | 6,136.76 mi (9,876.17 km) |
| Petaluma to Urbino | 6,120.76 mi (9,850.41 km) |
| Petaluma to Urgnano | 5,932.22 mi (9,546.99 km) |
